Chest Pain Causes Quiz

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Questions and Answers

What is the primary goal when diagnosing chest pain in the prehospital setting?

  • To rule out life-threatening conditions first (correct)
  • To identify the least critical cause
  • To determine the exact cause of the pain
  • To provide immediate treatment for cardiac ischemia

Which of the following is NOT a cardiovascular cause of chest pain?

  • Thoracic dissection of the aorta
  • Cholecystitis (correct)
  • Cardiac ischemia
  • Pericarditis

What is the term for a spectrum of coronary artery disease processes?

  • Myocardial infarction
  • Acute coronary syndrome (correct)
  • Cardiac ischemia
  • Angina pectoris

Which of the following is a musculoskeletal cause of chest pain?

<p>Chest wall syndrome (B)</p> Signup and view all the answers

What is the term for inflammation of the pericardium?

<p>Pericarditis (D)</p> Signup and view all the answers

Which of the following is NOT a respiratory cause of chest pain?

<p>Cholecystitis (D)</p> Signup and view all the answers

What is the primary contributor to decreased oxygen supply in myocardial ischemia?

<p>Impairment of oxygen delivery (B)</p> Signup and view all the answers

What is the term used to describe the clinical spectrum of myocardial ischemia, injury, and infarction?

<p>Acute Ischemic Coronary Syndrome (C)</p> Signup and view all the answers

What is the main factor that leads to thrombus formation in coronary artery disease?

<p>Atherosclerotic plaque disruption (A)</p> Signup and view all the answers

What is the definition of stable angina?

<p>Transient, episodic chest discomfort resulting from myocardial ischemia (B)</p> Signup and view all the answers

What is the term used to describe the process of the body developing collateral circulation to compensate for decreased blood flow?

<p>Collateral circulation (B)</p> Signup and view all the answers

What is the term used to describe the formation of hard, thick plaques in the coronary arteries?

<p>Atherosclerosis (D)</p> Signup and view all the answers

What is the main factor that contributes to increased oxygen demand in the myocardium?

<p>All of the above (D)</p> Signup and view all the answers

What is the term used to describe the diagnosis of Acute Myocardial Infarction?

<p>ECG findings and elevated biomarkers (D)</p> Signup and view all the answers

What is the term used to describe the clinical entity of chest discomfort resulting from myocardial ischemia?

<p>Angina Pectoris (D)</p> Signup and view all the answers

What is the term used to describe the irreversible injury of the myocardium?

<p>Myocardial Necrosis (A)</p> Signup and view all the answers

What is the primary effect of atherosclerosis on the coronary arteries?

<p>Decreases blood flow (C)</p> Signup and view all the answers

What proportion of patients with vasospastic angina also have atherosclerotic coronary artery disease?

<p>Two-thirds (D)</p> Signup and view all the answers

What is the term for angina that occurs at rest and may not respond readily to treatment?

<p>Unstable angina (C)</p> Signup and view all the answers

What is the typical duration of an angina episode?

<p>3-5 minutes (A)</p> Signup and view all the answers

What is the primary difference between stable and unstable angina?

<p>Response to treatment (D)</p> Signup and view all the answers

What is the significance of weak or absent peripheral pulses in an angina patient?

<p>Potential or pending shock (D)</p> Signup and view all the answers

What should be done immediately in an angina patient with weak or absent peripheral pulses?

<p>Treat for shock (A)</p> Signup and view all the answers

What is the significance of ST segment elevation on an ECG in a patient with Prinzmetal's angina?

<p>Myocardial tissue ischemia (C)</p> Signup and view all the answers

What is the primary purpose of obtaining an ECG tracing in an angina patient?

<p>To determine the severity of ischemia (A)</p> Signup and view all the answers

Why is it important to transmit the ECG tracing to the receiving medical facility?

<p>To provide additional diagnostic detail (D)</p> Signup and view all the answers

What is the primary reason for rapid transport of a patient with suspected myocardial infarction?

<p>To prevent further complications from delayed medical treatment (C)</p> Signup and view all the answers

Which of the following is a common precipitating event for myocardial infarction?

<p>Formation of a thrombus in a coronary artery (C)</p> Signup and view all the answers

What is the term for the death of a portion of the heart muscle due to prolonged deprivation of oxygenated arterial blood?

<p>Myocardial infarction (B)</p> Signup and view all the answers

Which of the following is a characteristic of a transmural infarction?

<p>Destroys the entire thickness of the myocardium (C)</p> Signup and view all the answers

What is the significance of the J point in the ECG?

<p>It marks the junction between the QRS complex and the ST segment (A)</p> Signup and view all the answers

What is the term for a myocardial infarction that involves the entire thickness of the myocardium and is associated with Q wave changes on the ECG?

<p>ST-segment-elevation myocardial infarction (D)</p> Signup and view all the answers

Which of the following is a consequence of occlusion of the coronary artery?

<p>Ischemia (B)</p> Signup and view all the answers

What is the significance of ST-segment elevation with a downward concavity in the ECG?

<p>It is associated with acute coronary syndrome (A)</p> Signup and view all the answers

What can occur if the patient's underlying disease process is worsening?

<p>Immediate transport (C)</p> Signup and view all the answers

What is the term for an infarction that involves only the subendocardial layer?

<p>Subendocardial infarction (C)</p> Signup and view all the answers

Why is it important to administer nitroglycerin sublingually?

<p>To dilate coronary arteries (C)</p> Signup and view all the answers

Which of the following is a characteristic of a non-ST-segment-elevation myocardial infarction?

<p>It involves only the subendocardial layer (B)</p> Signup and view all the answers

What should be considered for chest pain that does not respond to nitrates or calcium channel blockers?

<p>Morphine sulfate or fentanyl (B)</p> Signup and view all the answers

What is a common ECG finding in the patient with angina?

<p>ST segment depression (A)</p> Signup and view all the answers

Why is it important to establish an IV line?

<p>To administer medication and fluids (A)</p> Signup and view all the answers

What should be done if the patient refuses transport after their chest pain is relieved?

<p>Document patient refusal and strongly encourage immediate evaluation (D)</p> Signup and view all the answers

What can occur if the patient has taken nitroglycerin?

<p>Hypotension (D)</p> Signup and view all the answers

Why is it important to place the patient at rest in a position of physical and emotional comfort?

<p>To decrease myocardial oxygen demand (B)</p> Signup and view all the answers

What can indicate that the patient's underlying disease process is worsening?

<p>Absence of relief after receiving oxygen and/or nitrates (D)</p> Signup and view all the answers

Why is it important to measure any ST segment changes?

<p>To communicate to the receiving facility (B)</p> Signup and view all the answers

What is the main purpose of administering radiographic contrast dye during PCI?

<p>To visualize the coronary arteries and their anatomy (D)</p> Signup and view all the answers

What is the primary reason for performing coronary artery bypass grafting (CABG) over PCI?

<p>The patient has disease that is extensive or not amenable to PCI techniques (A)</p> Signup and view all the answers

What is the purpose of placing a stent during PCI?

<p>To keep the artery open after angioplasty (C)</p> Signup and view all the answers

What is the trend in coronary artery bypass grafting (CABG) procedures?

<p>Performing more procedures off pump with the heart still beating (A)</p> Signup and view all the answers

Which of the following patients is not a candidate for CABG?

<p>A patient with mild coronary artery disease (D)</p> Signup and view all the answers

What is the benefit of performing endoscopic bypass grafts?

<p>Markedly decreasing the pain and recovery time (A)</p> Signup and view all the answers

What is the usual cause of occlusion in myocardial infarction?

<p>Plaque that has broken loose (B)</p> Signup and view all the answers

What is the term for the ring of tissue surrounding the area of infarcted myocardium?

<p>Ischemic tissue (D)</p> Signup and view all the answers

What is the most common complication of myocardial infarction?

<p>Arrhythmias (C)</p> Signup and view all the answers

What is the primary strategy in managing a myocardial infarction?

<p>Pain relief (A)</p> Signup and view all the answers

What is the most common chief complaint in myocardial infarction?

<p>Chest pain (B)</p> Signup and view all the answers

What is the typical duration of chest pain in myocardial infarction?

<p>More than 30 minutes (C)</p> Signup and view all the answers

What is the sensation often described by patients experiencing myocardial infarction?

<p>Feeling of impending doom (D)</p> Signup and view all the answers

What is the result of the destruction of a portion of the myocardial muscle mass?

<p>Heart failure (A)</p> Signup and view all the answers

What is the term for the heart's inability to meet the body's oxygen demands?

<p>Inadequate tissue perfusion (D)</p> Signup and view all the answers

What is the importance of rapid and safe transport in managing myocardial infarction?

<p>To facilitate reperfusion (A)</p> Signup and view all the answers

What is the primary concern of patients experiencing chest pain for the first time?

<p>Fear of death (A)</p> Signup and view all the answers

What is a characteristic of a patient who has suffered an MI before?

<p>They are less concerned about the current pain (C)</p> Signup and view all the answers

What is the significance of a patient's blood pressure during an MI?

<p>It can be elevated, normal, or lower than normal (B)</p> Signup and view all the answers

What is the purpose of examining the ST segment in a 12-lead ECG?

<p>To examine the ST segment for height, depth, and overall contour (A)</p> Signup and view all the answers

What is the significance of a pathological Q wave?

<p>It indicates infarcted tissue or extensive transient ischemia (D)</p> Signup and view all the answers

What is the most serious threat to patients before they arrive at the emergency department?

<p>Cardiac arrhythmias (A)</p> Signup and view all the answers

What is the purpose of reperfusion therapy?

<p>To stop further injury and reperfuse ischemic tissue (A)</p> Signup and view all the answers

What is the window of time in which a fibrinolytic can be given and be effective?

<p>6 hours from the onset of symptoms (A)</p> Signup and view all the answers

What is the purpose of percutaneous coronary intervention (PCI)?

<p>To take the patient to the lab for diagnosis and treatment (B)</p> Signup and view all the answers

What is a complication of giving fibrinolytics?

<p>Hemorrhage, allergic reactions, and reperfusion arrhythmias (C)</p> Signup and view all the answers

What is the primary purpose of ascertaining the exact time of symptom onset in a patient with suspected myocardial infarction?

<p>To determine the patient's eligibility for fibrinolytic therapy (A)</p> Signup and view all the answers

What should the EMS provider assume if they are unsure whether a patient meets local criteria for fibrinolytic therapy?

<p>That the patient meets the criteria (C)</p> Signup and view all the answers

Why is it essential to weigh treating the patient's pain against rapid transport?

<p>To balance the need for pain relief with the urgency of reperfusion (C)</p> Signup and view all the answers

What is the primary goal of using a checklist similar to those used in emergency departments?

<p>To reduce the wait time for patients who meet the clinical criteria for fibrinolytic therapy (D)</p> Signup and view all the answers

What information should the emergency physician or staff relay to the EMS provider?

<p>The time of the pain's onset, ST segment elevation, and location of ischemia and infarction on the 12-lead ECG (C)</p> Signup and view all the answers

Why is it important to consider the patient's anxiety and apprehension when managing myocardial infarction?

<p>To reduce the patient's anxiety and apprehension during transport (B)</p> Signup and view all the answers

What is the primary effect of increased peripheral vascular resistance on stroke volume?

<p>It decreases stroke volume (A)</p> Signup and view all the answers

What is the primary consequence of the myocardial muscle being stretched too far?

<p>It cannot contract properly (C)</p> Signup and view all the answers

In congestive heart failure, what is the typical presentation of edema?

<p>Pulmonary, peripheral, and ascites (B)</p> Signup and view all the answers

What is the estimated number of new cases of congestive heart failure diagnosed each year in the United States?

<p>550,000 (D)</p> Signup and view all the answers

What is the primary mortality outcome in 50% of congestive heart failure patients within 5 years?

<p>Pulmonary edema and respiratory failure (A)</p> Signup and view all the answers

What is the primary assessment priority when evaluating a patient with suspected congestive heart failure?

<p>Evaluating the patient's skin color and breathing (A)</p> Signup and view all the answers

What is the primary symptom reported by patients with pulmonary edema?

<p>Shortness of breath and coughing (D)</p> Signup and view all the answers

What is the primary concern when managing a patient with congestive heart failure and respiratory failure?

<p>Oxygenation and ventilation (C)</p> Signup and view all the answers

What is the primary medication class used to decrease afterload in congestive heart failure patients?

<p>ACE inhibitors (C)</p> Signup and view all the answers

What is the primary reason for assessing a patient's chief complaint and medical history in congestive heart failure?

<p>To evaluate the patient's symptoms and disease progression (D)</p> Signup and view all the answers

What is the primary reason for administering oxygen to a patient suspected of MI?

<p>To correct hypoxia and decrease myocardial oxygen demand (B)</p> Signup and view all the answers

What should be considered when establishing IV access in a patient suspected of MI?

<p>Avoiding multiple attempts to minimize the risk of fibrinolytic therapy (C)</p> Signup and view all the answers

What medication is typically indicated for patients suspected of MI to relieve chest pain?

<p>Nitroglycerin (A)</p> Signup and view all the answers

What is the significance of monitoring the ECG constantly in a patient suspected of MI?

<p>To detect life-threatening arrhythmias (B)</p> Signup and view all the answers

What should be done if a patient suspected of MI refuses transport after chest pain relief?

<p>Convince the patient to be transported to the hospital (A)</p> Signup and view all the answers

What indicates myocardial damage in a patient suspected of MI?

<p>Increase in creatine kinase (CK) levels (A)</p> Signup and view all the answers

What is the purpose of rapid transport in a patient suspected of MI?

<p>To reduce the door-to-balloon time (B)</p> Signup and view all the answers

What is the significance of the ST segment in a 12-lead ECG?

<p>It diagnoses myocardial ischemia or infarction (D)</p> Signup and view all the answers

What should be done when a patient suspected of MI has hypotension?

<p>Transport the patient rapidly to the hospital (B)</p> Signup and view all the answers

What is the primary concern when a patient suspected of MI refuses transport?

<p>The patient's risk of myocardial damage or death (C)</p> Signup and view all the answers

What is the primary consideration when applying CPAP to a patient?

<p>Using the lowest effective pressure (A)</p> Signup and view all the answers

What is a contraindication for CPAP?

<p>Suspected pneumothorax (A)</p> Signup and view all the answers

What should be done every 5 minutes when administering CPAP?

<p>Check and document vital signs (C)</p> Signup and view all the answers

What is an important consideration when using CPAP in patients with a DNR order?

<p>CPAP can be used on patients with a DNR order (B)</p> Signup and view all the answers

Why is it important to monitor the patient for gastric distension when using CPAP?

<p>It can cause vomiting (C)</p> Signup and view all the answers

What is the primary purpose of administering medications when using CPAP?

<p>To treat underlying conditions (A)</p> Signup and view all the answers

What is the primary reason for measuring CK-MB levels in patients with suspected myocardial infarction?

<p>To determine the extent of cardiac damage (A)</p> Signup and view all the answers

What is the advantage of using high-sensitivity troponin (hs-cTnC) assays in diagnosing myocardial infarction?

<p>They can detect much lower concentrations of the troponin protein (C)</p> Signup and view all the answers

What is the significance of a reversal of the ratio of LDH isoenzymes in diagnosing myocardial infarction?

<p>It is a specific indicator of cardiac injury (D)</p> Signup and view all the answers

What is the primary advantage of using myoglobin levels in diagnosing myocardial infarction?

<p>It is a rapid indicator of cardiac damage (A)</p> Signup and view all the answers

What is the primary purpose of obtaining cardiac enzyme levels in patients with chest pain?

<p>To diagnose myocardial infarction (C)</p> Signup and view all the answers

What is the significance of elevated CK-MB levels in patients with suspected myocardial infarction?

<p>It indicates cardiac damage (D)</p> Signup and view all the answers

What is the primary advantage of using troponin I levels in diagnosing myocardial infarction?

<p>It is a specific indicator of cardiac injury (A)</p> Signup and view all the answers

What is the primary reason for using cardiac enzymes in conjunction with ECG findings and other diagnostic testing in diagnosing myocardial infarction?

<p>To increase the specificity of the diagnosis (B)</p> Signup and view all the answers

What is the significance of a peak level of CK-MB at 24 hours after myocardial infarction?

<p>It indicates the time of onset of myocardial infarction (C)</p> Signup and view all the answers

What is the primary purpose of using LDH levels in diagnosing myocardial infarction?

<p>To diagnose cardiac damage (A)</p> Signup and view all the answers

What is the primary consequence of left ventricular failure?

<p>Back pressure of blood into the pulmonary circulation (B)</p> Signup and view all the answers

Which of the following is a common cause of right ventricular failure?

<p>Left ventricular failure (B)</p> Signup and view all the answers

What is the term that describes the ability of heart failure patients to compensate, at least for a time?

<p>Starling's law of the heart (A)</p> Signup and view all the answers

What is the result of pulmonary capillary pressure becoming too high in left ventricular failure?

<p>Forced blood plasma into the alveoli (D)</p> Signup and view all the answers

What is the primary effect of coronary artery disease on the heart?

<p>Impaired heart's mechanical performance (B)</p> Signup and view all the answers

What is the primary cause of systolic left ventricular failure?

<p>Inability of the left ventricle to contract completely (B)</p> Signup and view all the answers

What is the consequence of right ventricular failure?

<p>Back pressure of blood into the systemic venous circulation (C)</p> Signup and view all the answers

What is the primary cause of diastolic left ventricular failure?

<p>Inability of the left ventricle to relax completely (B)</p> Signup and view all the answers

What is the term used to describe heart failure due to pulmonary disease?

<p>Cor pulmonale (C)</p> Signup and view all the answers

What is the primary cause of pulmonary edema in left ventricular failure?

<p>Increased pulmonary capillary pressure (C)</p> Signup and view all the answers

What is the most common symptom of CHF, which worsens with activity?

<p>Labored breathing (A)</p> Signup and view all the answers

What is the significance of a patient using multiple pillows to sleep?

<p>More severe PND (B)</p> Signup and view all the answers

What is the likely finding in a patient with severe pulmonary edema?

<p>Rhonchi and wheezes (D)</p> Signup and view all the answers

What is the purpose of seating a patient with feet dangling in CHF?

<p>To decrease preload (D)</p> Signup and view all the answers

What is the effect of nitroglycerin on CHF patients?

<p>Decreases peripheral edema (C)</p> Signup and view all the answers

What is the significance of pulsus paradoxus in CHF?

<p>Compression of great vessels or ventricles (B)</p> Signup and view all the answers

What is the purpose of administering oxygen in CHF patients with pulmonary edema?

<p>To correct hypoxia (B)</p> Signup and view all the answers

What is the complication of pulmonary edema that can quickly lead to death?

<p>Respiratory failure (D)</p> Signup and view all the answers

What is the characteristic of a patient with severe pulmonary edema?

<p>Tachypnea (B)</p> Signup and view all the answers

What is the significance of wheezes in CHF patients?

<p>Sign of cardiac asthma (B)</p> Signup and view all the answers

What is the primary goal of CPAP therapy in patients with acute CHF?

<p>To force excess fluid out of the alveoli and back into the pulmonary capillaries (A)</p> Signup and view all the answers

Why is morphine no longer a recommended medication for acute CHF?

<p>It worsens CHF outcomes (B)</p> Signup and view all the answers

What is the primary effect of CPAP/BiPAP on the left ventricle in patients with acute CHF?

<p>It decreases the left ventricle's workload (B)</p> Signup and view all the answers

What is the difference between CPAP and PEEP?

<p>CPAP is applied during the entire respiratory cycle, while PEEP is applied only during expiration (D)</p> Signup and view all the answers

Why is it important to limit fluids in patients with acute CHF?

<p>To prevent excessive fluid buildup in the lungs (C)</p> Signup and view all the answers

What is the primary benefit of using ACE inhibitors in the treatment of acute CHF?

<p>They reduce afterload (C)</p> Signup and view all the answers

What is the primary effect of CPAP/BiPAP on pulmonary gas exchange in patients with acute CHF?

<p>It improves pulmonary gas exchange by forcing excess fluid out of the alveoli (A)</p> Signup and view all the answers

What is the primary concern when using CPAP/BiPAP at high pressures?

<p>The risk of barotrauma increases (C)</p> Signup and view all the answers

What is the primary benefit of using albuterol in the treatment of acute CHF?

<p>It is an adrenergic bronchodilator (B)</p> Signup and view all the answers

Why is it important to establish IV access in patients with acute CHF?

<p>To administer medications (C)</p> Signup and view all the answers

What is the primary purpose of a Left Ventricular Assist Device (LVAD)?

<p>To aid patients whose physical condition precludes them from a heart transplant (B)</p> Signup and view all the answers

What is the normal mean arterial pressure (MAP) for a patient with a Left Ventricular Assist Device (LVAD)?

<p>60–80 mmHg (C)</p> Signup and view all the answers

What is unique about the flow technology used in Left Ventricular Assist Devices (LVADs)?

<p>The flow is continuous (D)</p> Signup and view all the answers

How many power connections are required to power the controller and pump of a Left Ventricular Assist Device (LVAD)?

<p>Two (C)</p> Signup and view all the answers

What is the purpose of the tube that passes through the skin in a Left Ventricular Assist Device (LVAD) system?

<p>To connect the pump to the external controller and power source (C)</p> Signup and view all the answers

What can be challenging to obtain in patients with a Left Ventricular Assist Device (LVAD)?

<p>Pulse oximetry readings (B)</p> Signup and view all the answers

What is the typical presentation of a patient with cardiac tamponade?

<p>Dyspnea and orthopnea (C)</p> Signup and view all the answers

What should be done when transporting a patient with an LVAD?

<p>Bring two batteries and the backup controller (A)</p> Signup and view all the answers

What is the primary goal of management in cardiac tamponade?

<p>Supportive treatment and maintaining perfusion (C)</p> Signup and view all the answers

What is the significance of jugular vein distension in cardiac tamponade?

<p>It indicates an increase in venous pressure (A)</p> Signup and view all the answers

What is the characteristic of the ECG in cardiac tamponade?

<p>It shows a decrease in QRS and T wave voltages (B)</p> Signup and view all the answers

What is the significance of pulsus paradoxus in cardiac tamponade?

<p>It indicates a decrease in systolic pressure (B)</p> Signup and view all the answers

What is the underlying cause of cardiac tamponade?

<p>Pericardial effusion of air, pus, serum, blood, or any combination of these (C)</p> Signup and view all the answers

What is the significance of a muffled heart sound in cardiac tamponade?

<p>It indicates a pericardial effusion (B)</p> Signup and view all the answers

What is the primary concern when managing a patient with an LVAD?

<p>Monitoring for signs of cardiac tamponade (A)</p> Signup and view all the answers

What should be done when the VAD alarm is sounding?

<p>Check the connections and make sure batteries are charged (D)</p> Signup and view all the answers

What is the primary purpose of performing pericardiocentesis in a patient with cardiac tamponade?

<p>To aspirate fluid from the pericardium (D)</p> Signup and view all the answers

What is the most common cause of hypertensive emergency?

<p>Medication noncompliance (B)</p> Signup and view all the answers

What is the blood pressure threshold for diagnosing preeclampsia?

<p>140/90 mmHg (A)</p> Signup and view all the answers

What is the primary consequence of untreated preeclampsia?

<p>Eclampsia and death (C)</p> Signup and view all the answers

What is the approximate prevalence of hypertension in the United States?

<p>100 million (B)</p> Signup and view all the answers

What is the primary reason for rapid transport in a patient with cardiac tamponade?

<p>To perform pericardiocentesis (C)</p> Signup and view all the answers

What is the primary difference between a hypertensive emergency and a hypertensive urgency?

<p>Presence of end-organ damage (A)</p> Signup and view all the answers

What is the primary complication of hypertensive encephalopathy?

<p>Stroke (C)</p> Signup and view all the answers

What is the primary cause of death in patients with preeclampsia?

<p>Eclampsia (A)</p> Signup and view all the answers

What is the primary concern when a patient with cardiac tamponade refuses transport?

<p>Delayed treatment (D)</p> Signup and view all the answers

What is the primary mechanism by which the body tries to compensate in cardiogenic shock?

<p>Increasing contractile force, or improving preload, or reducing peripheral resistance (B)</p> Signup and view all the answers

What is the most common presentation of cardiogenic shock in geriatric patients?

<p>As an end-stage event with significant underlying disease(s) (B)</p> Signup and view all the answers

What is the usual heart rhythm in cardiogenic shock?

<p>Sinus tachycardia (C)</p> Signup and view all the answers

What is the primary cause of high mortality rate in geriatric patients with cardiogenic shock?

<p>Multiple end-organ damage reaches the point that life cannot be sustained (C)</p> Signup and view all the answers

What is the significance of radial pulses in cardiogenic shock?

<p>They are initially present but later disappear (B)</p> Signup and view all the answers

What is the primary reason for assessing the patient's past medical history in cardiogenic shock?

<p>To identify any recent trauma or hypovolemic cause (C)</p> Signup and view all the answers

What is the primary respiratory finding in cardiogenic shock?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary indication of cardiogenic shock in the early stages?

<p>Cold extremities, weak pulses, and low blood pressure (B)</p> Signup and view all the answers

What is the primary significance of the patient's medication history in cardiogenic shock?

<p>It indicates the patient's underlying disease processes (B)</p> Signup and view all the answers

What is the primary consequence of preload, afterload, and contractility failing to meet vital organ demands in cardiogenic shock?

<p>Unconsciousness and eventually death (B)</p> Signup and view all the answers

What is the primary problem during the electrical phase of cardiac arrest?

<p>Disordered electrical conduction (C)</p> Signup and view all the answers

At what time interval after cardiac arrest does the circulatory phase begin?

<p>4 minutes (B)</p> Signup and view all the answers

What is the result of anaerobic metabolism in the myocardial cells during the circulatory phase?

<p>Marked decrease in energy production (C)</p> Signup and view all the answers

Why is immediate defibrillation during the circulatory phase detrimental?

<p>The heart is not prepared for a shock (C)</p> Signup and view all the answers

What is the primary benefit of administering epinephrine during the circulatory phase?

<p>Prepares the myocardium for a shock (A)</p> Signup and view all the answers

What is the characteristic of the metabolic phase of cardiac arrest?

<p>Severe hypoxia and severe acidosis (C)</p> Signup and view all the answers

What is the result of the failure of the sodium-potassium pump in the metabolic phase?

<p>Cellular swelling (C)</p> Signup and view all the answers

What is the consequence of the loss of the barrier between the GI tract and the rest of the body in the metabolic phase?

<p>Bacteria can enter the body (D)</p> Signup and view all the answers

What is the benefit of providing at least 90 seconds of CPR before defibrillation during the circulatory phase?

<p>Increases survival rates (C)</p> Signup and view all the answers

What is the primary difference between the electrical and circulatory phases of cardiac arrest?

<p>The heart is prepared for a shock in the electrical phase but not in the circulatory phase (B)</p> Signup and view all the answers

What is the primary characteristic of a hypertensive emergency?

<p>Target-organ changes such as confusion, seizures, or ECG changes (D)</p> Signup and view all the answers

What is the indication for treating a hypertensive patient with supportive care and reassurance only?

<p>Hypertensive urgency with symptoms such as chest pain, headache, or shortness of breath (A)</p> Signup and view all the answers

What is the typical presentation of a hypertensive patient?

<p>Chief complaint of headache accompanied by nausea and/or vomiting, blurred vision, shortness of breath, chest pain, epistaxis, and vertigo (A)</p> Signup and view all the answers

What is the possible cause of hypertension in a patient who has been noncompliant with their medication regimen?

<p>All of the above (D)</p> Signup and view all the answers

What is the definition of hypertension?

<p>Systolic pressure greater than 160 mmHg and diastolic pressure greater than 90 mmHg (B)</p> Signup and view all the answers

What is the significance of a strong and bounding pulse in a hypertensive patient?

<p>Is a common presentation of hypertension (B)</p> Signup and view all the answers

What is the primary concern when evaluating a patient with hypertension?

<p>Evaluating the patient's airway, breathing, and circulation (C)</p> Signup and view all the answers

What is the term for shock that occurs when left ventricular function is compromised and the heart cannot meet the body's metabolic demands?

<p>Cardiogenic shock (B)</p> Signup and view all the answers

What is the purpose of placing a saline lock in a hypertensive patient?

<p>To establish an IV for medication administration (C)</p> Signup and view all the answers

What is the recommendation for transporting a pregnant patient with hypertension?

<p>Transport on the left side to reduce pressure on the vena cava (C)</p> Signup and view all the answers

What is the primary reason for the patient's need for emergent revascularization and reperfusion?

<p>To treat the underlying cardiac problem (C)</p> Signup and view all the answers

What is the most critical factor in prehospital care for cardiogenic shock patients?

<p>Rapidly transporting the patient to a facility with interventional cardiology capabilities (A)</p> Signup and view all the answers

What is the mechanism of death in sudden death from coronary artery disease?

<p>Lethal arrhythmia (D)</p> Signup and view all the answers

During the electrical phase of cardiac arrest, what is available to the myocardial cells?

<p>Adequate oxygen (C)</p> Signup and view all the answers

What is the purpose of understanding the pathophysiology of cardiac arrest and sudden death?

<p>To understand current treatment regimens for cardiac arrest (B)</p> Signup and view all the answers

What is the primary difference between the electrical phase and the circulatory phase of cardiac arrest?

<p>The duration of cardiac arrest (C)</p> Signup and view all the answers

What is the significance of the three phases of cardiac arrest?

<p>They guide the type of prehospital intervention required (A)</p> Signup and view all the answers

What is the primary cause of cardiac arrest and sudden death?

<p>Atherosclerotic disease (C)</p> Signup and view all the answers

What is the result of cardiac arrest?

<p>Systemic circulatory failure (D)</p> Signup and view all the answers

What is the significance of the patient's position in managing cardiogenic shock?

<p>It influences the patient's comfort and hemodynamic stability (B)</p> Signup and view all the answers

What is the primary effect of endotoxins and cytokines released by Gram-negative bacteria on the heart?

<p>Suppressed myocardial function (A)</p> Signup and view all the answers

What is the primary goal of resuscitative measures during the metabolic phase?

<p>To control injurious factors during reperfusion (C)</p> Signup and view all the answers

What is the characteristic ECG abnormality associated with Brugada syndrome?

<p>Right bundle branch block with ST segment elevation (D)</p> Signup and view all the answers

What is the primary benefit of administering antiendotoxin antibodies in septic shock?

<p>To minimize the detrimental effects of endotoxins (D)</p> Signup and view all the answers

What is the typical age range for arrhythmias to occur in patients with Brugada syndrome?

<p>30-40 years (B)</p> Signup and view all the answers

What is the primary cause of cardiac arrest in patients with Long QT syndrome?

<p>Polymorphic ventricular tachycardia (C)</p> Signup and view all the answers

What is the primary effect of hypothermia on cardiac function?

<p>Reduced metabolic demand (C)</p> Signup and view all the answers

What is the primary benefit of administering anti-inflammatory agents in septic shock?

<p>To reduce inflammation (D)</p> Signup and view all the answers

What is the primary benefit of using metabolically focused therapies in the metabolic phase?

<p>To correct electrolyte problems (C)</p> Signup and view all the answers

What is the primary inheritance pattern of Brugada syndrome?

<p>Autosomal dominant with incomplete penetrance (B)</p> Signup and view all the answers

What is the typical demographic affected by commotio cordis?

<p>Young, otherwise healthy male athletes (B)</p> Signup and view all the answers

What is the correct sequence of actions when responding to a cardiac arrest patient?

<p>Initiate CPR, place ECG leads, and then confirm asystole in two or more leads (D)</p> Signup and view all the answers

What is the primary goal when evaluating the downtime of a cardiac arrest patient?

<p>To determine the total downtime from the beginning of the arrest to delivery to the emergency department (D)</p> Signup and view all the answers

What is the significance of ventricular fibrillation in commotio cordis?

<p>It is triggered by chest wall impact only over the heart (A)</p> Signup and view all the answers

What is the primary purpose of asking certain questions when evaluating a cardiac arrest patient?

<p>To focus on events prior to the arrest (B)</p> Signup and view all the answers

What is the effective treatment for commotio cordis?

<p>CPR and early defibrillation (D)</p> Signup and view all the answers

What is the primary goal of resuscitation in a patient experiencing cardiac arrest?

<p>To obtain return of spontaneous circulation (B)</p> Signup and view all the answers

What is the revised mnemonic for the preferred sequence of primary assessment and management of an emergency patient in cardiac arrest?

<p>CAB (circulation, airway, breathing) (B)</p> Signup and view all the answers

When should a shock be delivered during CPR?

<p>After checking the rhythm (A)</p> Signup and view all the answers

What is the significance of field termination of resuscitation (TOR) in patients unlikely to survive?

<p>It reserves EMS resources for patients who truly have the possibility of benefiting from EMS care (C)</p> Signup and view all the answers

What is the significance of postarrest care in cardiac arrest management?

<p>It is almost as important as prearrest care (B)</p> Signup and view all the answers

What is the primary reason for administering high-concentration oxygen during CPR?

<p>To supply oxygen to the patient (C)</p> Signup and view all the answers

When should epinephrine be administered during CPR?

<p>During the next CPR interval (A)</p> Signup and view all the answers

What is the primary difference between return of spontaneous circulation (ROSC) and survival?

<p>ROSC refers to the patient's spontaneous pulse and breathing, while survival refers to the patient's survival to be discharged from the hospital (D)</p> Signup and view all the answers

What is the primary consideration for field termination of resuscitation (TOR) in patients unlikely to survive?

<p>The absence of ROSC, a shockable rhythm, and reversible causes (A)</p> Signup and view all the answers

What is the primary benefit of continued resuscitation measures in patients who achieve ROSC?

<p>It increases the patient's chance of survival (A)</p> Signup and view all the answers

What is the ideal range of systolic blood pressure in the postarrest patient?

<p>80 to 100 mmHg (B)</p> Signup and view all the answers

What is the primary benefit of induced therapeutic hypothermia in cardiac arrest survivors?

<p>Minimizes the effects of hypoxic injury and oxidative stress (D)</p> Signup and view all the answers

At what temperature is the patient typically cooled during induced therapeutic hypothermia?

<p>32° to 36° C (D)</p> Signup and view all the answers

What is the purpose of extracorporeal membrane oxygenation (ECMO) in postcardiac arrest patients?

<p>To support life and take strain off the heart and lungs until the patient's own organs have recovered (C)</p> Signup and view all the answers

What is the term used to describe the use of ECMO in arrested patients?

<p>Extracorporeal cardiopulmonary resuscitation (ECPR) (D)</p> Signup and view all the answers

What is the primary underlying factor in many cardiovascular emergencies?

<p>Atherosclerosis (D)</p> Signup and view all the answers

What is the decision not to attempt resuscitation based on?

<p>Certainty that the patient will not survive (A)</p> Signup and view all the answers

What is the purpose of using chilled IV fluids and ice packs in induced therapeutic hypothermia?

<p>To cool the patient to a temperature of 32° to 36° C (C)</p> Signup and view all the answers

What is the primary benefit of transporting patients with an ROSC to a designated facility?

<p>To initiate induced therapeutic hypothermia as part of the bundle of postresuscitation care strategies (C)</p> Signup and view all the answers

What is the term used to describe the formation of hard, thick plaques in the coronary arteries?

<p>Atherosclerosis (A)</p> Signup and view all the answers

What is the significance of bruits audible over the affected carotid artery in a patient with a vascular emergency?

<p>It is a sign of peripheral arterial atherosclerotic disease. (B)</p> Signup and view all the answers

What is the primary goal of management in a patient with a vascular emergency?

<p>To provide supportive care and arrange for rapid transport. (D)</p> Signup and view all the answers

Why should the patient be placed in a position of comfort during a vascular emergency?

<p>To reduce anxiety and discomfort. (D)</p> Signup and view all the answers

What is an indication for rapid transport with lights and sirens in a patient with a vascular emergency?

<p>The patient's symptoms are not relieved by medication. (C)</p> Signup and view all the answers

What should be done before administering any medication to a patient with a vascular emergency?

<p>Ask the patient or family members about medication allergies. (C)</p> Signup and view all the answers

What is the consequence of a patient refusing transport in a vascular emergency?

<p>The patient is likely to experience serious complications without further medical attention. (C)</p> Signup and view all the answers

What is the primary mechanism by which atherosclerosis damages the tunica media?

<p>Injury response to fat deposition under the tunica intima (B)</p> Signup and view all the answers

What is the most common location of an abdominal aortic aneurysm?

<p>Below the renal arteries and above the bifurcation of the common iliac arteries (B)</p> Signup and view all the answers

What is the primary cause of infectious aneurysms?

<p>Syphilis (D)</p> Signup and view all the answers

What is the term for the dilation of a vessel?

<p>Aneurysm (A)</p> Signup and view all the answers

What is the primary consequence of untreated dissecting aortic aneurysm?

<p>Rupture of the aortic wall (C)</p> Signup and view all the answers

What is the estimated incidence of abdominal aortic aneurysm in men versus women?

<p>10 times more common in men (A)</p> Signup and view all the answers

What is the primary cause of degenerative changes in the smooth muscle and elastic tissue of the aortic media?

<p>Cystic medial necrosis (B)</p> Signup and view all the answers

What is the primary location of dissecting aortic aneurysms?

<p>Ascending aorta (A)</p> Signup and view all the answers

What is the primary consequence of atherosclerosis on the vessel's intimal surface?

<p>Destruction of the vessel's elasticity (C)</p> Signup and view all the answers

What is the primary condition that can cause disability and death due to a blood clot forming in a vein and then dislodging and traveling in the blood?

<p>Venous thromboembolism (D)</p> Signup and view all the answers

What is the most common cause of acute arterial occlusion?

<p>Emboli (D)</p> Signup and view all the answers

What is the term used to describe the formation of a blood clot in a deep vein?

<p>Deep vein thrombosis (B)</p> Signup and view all the answers

What is the consequence of a pulmonary embolism blocking the blood flow through a vessel?

<p>The right heart must pump against increased resistance (D)</p> Signup and view all the answers

What is the term used to describe the inflammation of blood vessels?

<p>Vasculitis (D)</p> Signup and view all the answers

What is the best strategy for VTE?

<p>Prevention (B)</p> Signup and view all the answers

What is the common symptom of a patient with DVT?

<p>Gradually increasing pain or tenderness in the calf (B)</p> Signup and view all the answers

What is the term used to describe the discomfort behind the knee associated with DVT?

<p>Homan’s sign (B)</p> Signup and view all the answers

What can occur if the patient has a genetic predisposition for clot formation?

<p>Increased risk of clot formation (A)</p> Signup and view all the answers

What is the term used to describe the progressive degenerative disease of the midsize and large arteries?

<p>Peripheral arterial atherosclerotic disease (C)</p> Signup and view all the answers

What is the consequence of a blocked vessel in the lung?

<p>The area of the lung supplied by the occluded vessel stops functioning (B)</p> Signup and view all the answers

What is the characteristic of pain in patients with peripheral arterial disease?

<p>It is present even at rest (D)</p> Signup and view all the answers

What is the significance of absent pulses in a patient with vascular emergency?

<p>It is a sign of occlusion distal to the affected area (B)</p> Signup and view all the answers

What is the consequence of untreated occlusion of any vessel?

<p>It can cause severe disability or death (D)</p> Signup and view all the answers

What is the purpose of checking the five Ps in a patient with vascular emergency?

<p>To check for signs of ischemia (B)</p> Signup and view all the answers

What is the typical presentation of a patient with peripheral arterial disease?

<p>Cold, numb, and painful extremity (A)</p> Signup and view all the answers

What is the significance of a sudden onset of pain in a patient with vascular emergency?

<p>It is a sign of acute occlusion (A)</p> Signup and view all the answers

What is the purpose of assessing the patient's chief complaint and medical history in vascular emergency?

<p>To determine the contributing history of the patient (B)</p> Signup and view all the answers

What is the consequence of pulmonary occlusion?

<p>It can cause severe disability or death (B)</p> Signup and view all the answers

What is the significance of unequal bilateral blood pressures in a patient with vascular emergency?

<p>It is a sign of high thoracic aneurysm (A)</p> Signup and view all the answers

What is the purpose of the OPQRST acronym in a patient with vascular emergency?

<p>To elicit the patient's description of symptoms and pain (D)</p> Signup and view all the answers

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