EKG Quiz Questions PDF

1 small EKG box​ 0.04 seconds 1 Large EKG Box​ 0.20 seconds 5 large EKG boxes​ 1 second What does an EKG measure?​ electrical activity of the heart Electrical Pathway of the Heart​ SA node —> AV node —> bundle of His —> bundle branches —> Purkinje fibers What does the P wave represent​ atrial depola...

1 small EKG box​ 0.04 seconds 1 Large EKG Box​ 0.20 seconds 5 large EKG boxes​ 1 second What does an EKG measure?​ electrical activity of the heart Electrical Pathway of the Heart​ SA node —> AV node —> bundle of His —> bundle branches —> Purkinje fibers What does the P wave represent​ atrial depolarization What is atrial depolarization​ contraction of the atria What does the QRS complex represent?​ventricular depolarization What is ventricular depolarization​contraction of ventricles What is the t wave​ ventricular repolarization What is ventricular repolarization​ Relaxation of the ventricles What is the PR interval?​ beginning of P wave to beginning of QRS complex, time it takes the SA node to fire How long should a PR interval be​0.12-0.20 seconds What is the QRS complex?​ ventricular depolarization and atrial repolarization How long should a QRS complex be​ 0.06-0.12sec What is the QT interval?​ time required for ventricular depolarization & repolarization How long should a QT interval be​0.44 seconds What is the ST segment?​ ventricular systole What is ventricular systole​ contraction of ventricles Elevated ST segment could be a sign of what?​Ischemia or an infarction Medical position for a patient standing erect, with their arms down to the sides and the palms facing out​ Anatomic Which vein carries oxygenated blood to the body​ Pulmonary vein Largest artery in the body​ aorta Largest organ in body​ Skin K on the periodic table​ Potassium Normal firing rate of SA node​ 60-100 bpm Which element measures time on an ELG strip​Horizontal axis Correct length for a small box on an ELG strip​ 1 mm Bipolar limb leads are what?​ Lead I, Lead II, Lead III Number of prominent waves in one cardiac cycle​ 5 Wandering baseline is?​ An artifact caused by non-cardiac activity Ground reference electrode is?​ Electrode placed on the right leg Right arm lead color​white Right leg lead color​ green Left arm lead color​ black Left leg lead color​ red Order of chest leads​ Red, Yellow, Green, Blue, Orange, Purple How is atrial flutter identified on an EKG strip​ Merging of P wave and T Wave Ventricular Asystole on an EKG strip​ Straight line How to identify atrial fibrillation​ Absence of P wave PR Interval for human Junctional arythmia​ >0.12 seconds Term for multiple premature human heartbeats that appear identical on EKG strip​ Unifocal Most serious type of cardiac arrest​ Asystole What is a spirometry test?​ It measures how much air is pushed out of lungs and how fast that occurs Disease identified by prolonged ST and QT intervals​ Hypocalcemia How is Ventricular Fibrillation created​ chaotic twitch in the ventricles paroxysmal atrial tachycardia​ rapid and erratic heart rate that begins and ends suddenly on its own Most serious and life threatening human cardiac dysrythmia​ Ventricular fibrillation What is atherosclerosis?​ The build-up of fats, cholesterol, and other substances in and on the artery walls. What is a Third Degree Atrioventricular human heart block​ The hearts inability to pump blood due to the rest of the body causing a complete heart block What drug does a human patient receive during anti platelet therapy​ Plavix Echocardiogram is used on what organ​ Heart Cerebral Angiography test is used for what​ X Ray on the human brain that takes images of blood vessels in and around the human brain Normal respiration rate​ 12-20 breaths per minute Standardized rate for the paper running on an EKG strip​ 25 mm per second my/o​ muscle A sterile field is best described as​An area kept free of microorganisms to protect the health and safety of a patient during a medical procedure Lead I records what?​ electrical current between the right arm and the left arm Lead II records what?​ electrical current between the right arm and the left leg Lead III records what?​ electrical current between the left arm to left leg aVR​ from heart to right arm aVL​ from heart to left arm aVF​ from heart to left leg Number of precordial leads​ 6 Sick sinus syndrome is also called​ Sinoatrial node disease What is respondeat superior?​ an employee's responsibility for their employees actions. Includes duty owned to the patient, breached of duty, damages, respondeat superior. Term for intentional threat of touching or harming a person​ Assault When is health information allowed to be released​ When written authorization is received from the parent patient or guardian PPE​ personal protective equipment Formula for inches to centimeters​inches multiplied by 2.54 diff (abbreviation)​ differential Hct (abbreviation)​ hematocrit RBC (abbreviation)​ red blood cell MD (abbreviation)​ doctor of medicine Ag (abbreviation)​ antigen What is protected health information​ Any personal identifiable health information EMR (abbreviation)​ electronic medical record What is SOAP?​ subjective, objective, assessment, plan What is SOAP used for?​ documentation ICD-10-CM abbreviation​ International Classification of Disease-Tenth Revision-Clinical Modification -TOMY​ to cut Change in blood composition caused by lack of plasma​ Hemoconcentration THROMBO-​ blood clot ERYTHRO-​ red p.c.​ taking medication after meals Most common bloodborn illnesses amongst healthcare professionals​ Hepatitis B and C, HIV What does a stop sign outside of a patients room mean​ Check with the nurse for special precautions before entering the room The most effective way to prevent the transfer of microorganisms in a healthcare environment​ Wash hands frequently Informed consent​ giving patients enough information about a treatment to enable them to choose whether they wish to participate OSHA​Occupational Safety and Health Administration Corpus​ body What goes in the red biohazard bag​ Human waste systemic circulation​circulation that supplies blood to all the body except to the lungs two divisions of the autonomic nervous system​ sympathetic and parasympathetic lymphatic system​ Composed of a network of vessels, ducts, nodes, and organs. Provides defense against infection. Primary composition of electrolytes in the body​Minerals Physiology​ The study of body function Aorta​ The large arterial trunk that carries blood from the left ventricle of the heart to be distributed by branch arteries through the body. components of human blood​ red blood cells, white blood cells, platelets, plasma Thoracic diaphragm​- Major muscle of respiration - Separates thoracic and abdominal cavities - Dome shaped; bulges into thorax Human heart condition most responsible for myocardial infarction​ Coronary heart disease longest vein in the body​ saphenous vein ambulatory care​ Services that do not require an overnight hospital stay. myocardial infarction​ heart attack scope of practice​ a set of regulations and ethical considerations that define the scope, or extent and limits, of the EMT's job code of ethics​ a formal statement of moral principles and rules of conduct What causes the atria to shiver​ Atrial fibrillation Where does the heart muscle receive blood from​ coronary arteries hospital acquired infection​ nosocomial cyanosis​ bluish discoloration of the skin A wave and line are called​Interval gate keeper of the heart​ AV node Top number in a blood pressure reading​systolic What part of the heart is related to the QRS complex​ Ventricles Atrial enlargement can change the​ P wave What EKG features is measured with the 6 second method​ QRS complex When will Atrial and ventricular rates be different​ When the QRS complex does not follow every P Wave ischemia​ Lack of blood supply Angina​ Pain in the heart region caused by lack of oxygen Parkinson's causes what type of artifact​ Somatic tremor CHF​ congestive heart failure Depolarization is a change in electrical charge how​ Negative to positive Which lead is on the bottom row of a 12 lead EKG reading​ Lead II Bizarre ventricular Rythym​Unusual appearance of QRS complexes in ventricular Rythym Bigeminy​ PVC every other beat Trigenimy​ PVC every third beat PVC​ premature ventricular contraction Unifocal PVCs​ Single area in the ventricles create premature electrical impulses, complexes on EKG tracing look the same Multifocal PVCs​ Arise from different foci and complexes appear different in shape from each other. Ventricular Escape Beat​ pause with *NO P wave* but a *wide QRS* Idioventricular Rhythm​ Three or more ventricular escape beats happen in a row Agonal Rythym​ Sustained idioventricular Rythym , associated with the pain of dying ventricular tachycardia​ Very fast ventricular Rythym, monimorphic and polymorphic monomorphic ventricular tachycardia​ QRS complexes that are the same shape, size, and direction. Polymorphic Ventricular Tachycardia​ Occurs when the QRS complexes gradually change back and forth from one shape, size, and direction to another over a series of beats. Torsades de pointes​Causes QRS complex to twist from ones side of the baseline to the other ventricular fibrillation​ Disorganized, ineffective twitching of the ventricles, resulting in no blood flow and a state of cardiac arrest. Aberrant conduction path​ A conduction path that is different from the normal path Run of VT​ 3 or more PVCs in a row R on T phenomenon​ premature ventricular contraction whose R wave falls on the T wave of the preceding complex Asystole​ the absence of a heartbeat bundle branch block​impulse is delayed or blocked within the bundle branches of the normal conduction pathway Chest lead 5 goes where​ Left Anterior Axillary line Chest lead 1 goes where​ 4th intercostal space to the right of the sternum Chest lead 2 goes where​ 4th intercostal space to the left of the sternum Chest lead 6 goes where​ Left midaxillary line (directly under the midpoint of the armpit) Chest lead 4 goes where​ 5th intercostal space at midclavicular line Normal sinus Rythym​ 60-100 bpm Sinus Tachycardia​ >100 bpm Sinus Bradycardia​