Pathophysiology of Shock
52 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary mechanism by which oxygen and carbon dioxide cross the walls of the alveoli?

  • Facilitated diffusion
  • Active transport
  • Diffusion (correct)
  • Osmosis

What is the result of poor perfusion in terms of carbon dioxide removal?

  • Decreased bicarbonate production
  • Increased carbon dioxide exhalation
  • Impaired carbon dioxide transportation out of tissues (correct)
  • Enhanced oxygen delivery to tissues

What is the primary role of hemoglobin in the context of oxygen delivery?

  • Transporting oxygen from lungs to tissues (correct)
  • Carrying carbon dioxide from tissues to lungs
  • Maintaining blood pressure
  • Regulating blood pH levels

What is the term for the balance of all systems in the body?

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

What is the consequence of inadequate cellular perfusion?

<p>Cellular injury or death (C)</p> Signup and view all the answers

What is the process by which carbon dioxide combines with water in the bloodstream to form bicarbonate?

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

What is the primary function of the capillary sphincters in the regulation of blood flow?

<p>To regulate blood flow through the capillary beds (B)</p> Signup and view all the answers

What is the term for the pressure of blood within the vessels at any moment in time?

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

What is the primary response of the autonomic nervous system during a state of shock?

<p>To increase heart rate and vasoconstriction (D)</p> Signup and view all the answers

What is the result of inadequate function of the heart, or pump failure, in cardiogenic shock?

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

What is the term for the amount of force the heart generates with each contraction?

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

What is the primary mechanism that regulates blood flow through the capillary beds?

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

What is the term for the volume of blood that the heart can pump per minute?

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

What is the primary cause of distributive shock?

<p>Widespread dilation of small arterioles, small venules, or both (C)</p> Signup and view all the answers

What is the primary function of the autonomic nervous system in response to shock?

<p>To assume more control of the body's functions during a state of shock (D)</p> Signup and view all the answers

What is the term for the three parts of the cardiovascular system that work together to maintain perfusion?

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

What is the primary goal of emergency treatment for a patient with neurogenic shock?

<p>Obtaining and maintaining a proper airway (D)</p> Signup and view all the answers

What is the most effective treatment for a severe, acute allergic reaction?

<p>Administering epinephrine by way of intramuscular injection (D)</p> Signup and view all the answers

Why is it important to suspect another problem in a patient who reports not being able to walk after a fall thought to be related to psychogenic shock?

<p>Because they may have suffered a head injury (B)</p> Signup and view all the answers

What is a key consideration when treating older patients in shock?

<p>They may take numerous medications that could either mask or mimic signs of shock (A)</p> Signup and view all the answers

What is the primary goal of transporting a patient with hypovolemic shock to the ED?

<p>To provide further evaluation and treatment for shock (D)</p> Signup and view all the answers

What is a crucial step in treating anaphylactic shock?

<p>Trying to find out what agent caused the reaction and how it was received (A)</p> Signup and view all the answers

What is the primary cause of septic shock?

<p>Toxins generated by bacterial infections (B)</p> Signup and view all the answers

What is the result of neurogenic shock?

<p>Widespread dilation of vessels (C)</p> Signup and view all the answers

What is the significance of a drop in blood pressure in shock?

<p>It indicates that shock is well developed (B)</p> Signup and view all the answers

What is the primary assessment for a patient with suspected shock?

<p>Rapid exam to determine level of consciousness (C)</p> Signup and view all the answers

What is the treatment for life-threatening external bleeding in a patient with suspected shock?

<p>Address bleeding first, then airway and breathing (B)</p> Signup and view all the answers

What is the significance of a rapid pulse in a patient with suspected shock?

<p>It indicates compensated shock (C)</p> Signup and view all the answers

What is the result of anaphylactic shock?

<p>Temporary, generalized vasodilation (B)</p> Signup and view all the answers

What is the significance of assessing for a distal pulse in a patient with suspected shock?

<p>It reveals important clues regarding the presence of shock (D)</p> Signup and view all the answers

What is the treatment for a patient with no pulse and no breathing in shock?

<p>Begin cardiopulmonary resuscitation (CPR) (D)</p> Signup and view all the answers

Why is it important to expect shock in many emergency medical situations?

<p>Because it can be deadly if not treated promptly (A)</p> Signup and view all the answers

What is the first step in assessing a patient's condition?

<p>Quickly assess skin temperature, color, and capillary refill time (A)</p> Signup and view all the answers

When should a secondary assessment of the entire body be performed?

<p>If the patient gives a poor initial general impression or has problems noted in the primary assessment (A)</p> Signup and view all the answers

What is the primary goal of treating shock?

<p>To support the cardiovascular system (D)</p> Signup and view all the answers

What is a key consideration when treating patients with cardiogenic shock?

<p>Avoiding nitroglycerin due to hypotension (B)</p> Signup and view all the answers

What is the definitive treatment for cardiac tamponade?

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

What is a critical step in treating tension pneumothorax?

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

What is a key consideration when treating septic shock?

<p>Supporting ventilations as needed (B)</p> Signup and view all the answers

When should manual in-line stabilization be performed?

<p>If the patient's airway is compromised (D)</p> Signup and view all the answers

What is the recommended frequency for recording vital signs during transport?

<p>Every 5 minutes (C)</p> Signup and view all the answers

What is a key consideration when treating patients with shock?

<p>Providing comfort and reassurance to the patient (D)</p> Signup and view all the answers

What is the primary goal of treating a patient with psychogenic shock?

<p>To restore circulation to the brain (B)</p> Signup and view all the answers

Which type of shock is particularly concerning in older patients due to potential medication interactions?

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

What is the primary reason to suspect another problem in a patient who reports not being able to walk after a fall thought to be related to psychogenic shock?

<p>Potential head injury (C)</p> Signup and view all the answers

In what type of shock is it particularly important to control all obvious external bleeding?

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

What is the recommended method of oxygen administration for a patient with anaphylactic shock?

<p>High-flow oxygen via nonrebreathing mask (D)</p> Signup and view all the answers

Which type of shock may be caused by a severe, acute allergic reaction?

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

What is the primary goal of emergency treatment for a patient with neurogenic shock?

<p>To maintain airway, breathing, and circulation (D)</p> Signup and view all the answers

In what type of shock is it particularly important to consider requesting ALS backup, if available?

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

What is the primary reason to transport a patient with suspected hypovolemic shock to the ED?

<p>To receive aggressive general support (A)</p> Signup and view all the answers

What is the recommended method of transporting a patient with suspected hypovolemic shock?

<p>Rapid transportation to the ED (D)</p> Signup and view all the answers

More Like This

Pathophysiology of Shock
10 questions
Shock Pathophysiology
2 questions

Shock Pathophysiology

FearlessWormhole avatar
FearlessWormhole
Use Quizgecko on...
Browser
Browser