EKG NATIONAL EXAM STUDY SET
ACTUAL EXAM 250 QUESTIONS WITH
DETAILED VERIFIED ANSWERS 100%
CORRECT ANSWERS A+ GRADE SCORE
SOLUTION
"A waveform in a segment is called? - CORRECT ANSWER=> A complex"
"Which artery supplies blood to the heart muscle? - CORRECT ANSWER=> Coronary Artery"
"Define Repolarization - CORRECT ANSWER=> When the heat recovers electrically"
"Define Depolarization - CORRECT ANSWER=> Contraction of cardiac cells"
"What doest he PR segment mean? - CORRECT ANSWER=> Delay in the AV node"
"Apex of the heart points - CORRECT ANSWER=> downward and tot he left"
"Tissue Swelling is also - CORRECT ANSWER=> Edema"
"Who assigned letters to PQRS? - CORRECT ANSWER=> Eithenhoven"
"The EKG records the - CORRECT ANSWER=> electrical activity of the heart?"
"What test requires an informed consent to be signed? - CORRECT ANSWER=> Exercise
Electocardiogram"
"The S wave is characterized by? - CORRECT ANSWER=> First negative wave after the R"
"Another name for MI? - CORRECT ANSWER=> Heart attack"
"Stylist mark the paper by? - CORRECT ANSWER=> Heat"
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,"Lines between waveforms are called - CORRECT ANSWER=> Intervals"
"Correct lead from right arm to left arm - CORRECT ANSWER=> Lead 1"
"Correct lead from right arm to left leg - CORRECT ANSWER=> Lead 2"
"Left arm to left leg - CORRECT ANSWER=> Lead 3"
"Lead one records activity from - CORRECT ANSWER=> the right arm to the left arm"
"Lead two records - CORRECT ANSWER=> the right arm to the left leg"
"Lead three records - CORRECT ANSWER=> the left arm to left leg"
"Leads IV, V, VI are designed as what leads? - CORRECT ANSWER=> aVr, aVl, aVf"
"Narrowing of valves occurs where? - CORRECT ANSWER=> Left atrium and left ventrical"
"Thickest myocardium? - CORRECT ANSWER=> Left ventrical"
"The mitral valve is also know as the - CORRECT ANSWER=> bicuspid valve"
"Layer of the heart responsible for contraction and relaxation? - CORRECT ANSWER=>
Myocardium"
"The Q wave is always - CORRECT ANSWER=> negative"
"1st electrical impulse of a normal cardiac cycle - CORRECT ANSWER=> P wave"
"The protective sack that covers the heart - CORRECT ANSWER=> Pericardium"
"PR intervals shorten - CORRECT ANSWER=> takes place during respirations"
"Blood flows from heart to the lungs - CORRECT ANSWER=> Pulmonary Artery"
"Blood leaves right ventrical..where does it go? - CORRECT ANSWER=> Pulmonary semilunar
valve"
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, "Ventricular Repolarization? - CORRECT ANSWER=> Relaxation"
"Which limb sensor is a ground sensor? - CORRECT ANSWER=> Right leg"
"Irregular rhythm can be caused by - CORRECT ANSWER=> Sinus dysrhythmia"
"Standardization button? - CORRECT ANSWER=> Ensure and check the internal caliperation of the
EKG"
"A murmur is an abnormal sound that may be - CORRECT ANSWER=> structural heart disease"
"Systemic is? - CORRECT ANSWER=> Circulation desending aorta carrying oxygenated blood to the
body"
"Tension or pulling on a lead wire - CORRECT ANSWER=> causes wanderling baselines."
"The first 3 leads are known as what? - CORRECT ANSWER=> bipolar"
"Augment leads are known as what? - CORRECT ANSWER=> unipolar"
"What small wave comes after T wave? - CORRECT ANSWER=> U"
"Proper placement of holter monitor? - CORRECT ANSWER=> Upper extremities"
"Right side of sternum, 4th intercostal space - CORRECT ANSWER=> V1"
"Midpoint between V2 and V4 - CORRECT ANSWER=> V3"
"Left side, 5th intercostal space, midclav. line - CORRECT ANSWER=> V4"
"Left side, 5th intercostal space, midaxillary - CORRECT ANSWER=> V6"
"Before blood enters R Atrium, it's in - CORRECT ANSWER=> Vena Cave"
"ORS represents? - CORRECT ANSWER=> Ventricular depolarization"
"The T wave is - CORRECT ANSWER=> Ventricular Repolarization"
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ACTUAL EXAM 250 QUESTIONS WITH
DETAILED VERIFIED ANSWERS 100%
CORRECT ANSWERS A+ GRADE SCORE
SOLUTION
"A waveform in a segment is called? - CORRECT ANSWER=> A complex"
"Which artery supplies blood to the heart muscle? - CORRECT ANSWER=> Coronary Artery"
"Define Repolarization - CORRECT ANSWER=> When the heat recovers electrically"
"Define Depolarization - CORRECT ANSWER=> Contraction of cardiac cells"
"What doest he PR segment mean? - CORRECT ANSWER=> Delay in the AV node"
"Apex of the heart points - CORRECT ANSWER=> downward and tot he left"
"Tissue Swelling is also - CORRECT ANSWER=> Edema"
"Who assigned letters to PQRS? - CORRECT ANSWER=> Eithenhoven"
"The EKG records the - CORRECT ANSWER=> electrical activity of the heart?"
"What test requires an informed consent to be signed? - CORRECT ANSWER=> Exercise
Electocardiogram"
"The S wave is characterized by? - CORRECT ANSWER=> First negative wave after the R"
"Another name for MI? - CORRECT ANSWER=> Heart attack"
"Stylist mark the paper by? - CORRECT ANSWER=> Heat"
Page | 1
,"Lines between waveforms are called - CORRECT ANSWER=> Intervals"
"Correct lead from right arm to left arm - CORRECT ANSWER=> Lead 1"
"Correct lead from right arm to left leg - CORRECT ANSWER=> Lead 2"
"Left arm to left leg - CORRECT ANSWER=> Lead 3"
"Lead one records activity from - CORRECT ANSWER=> the right arm to the left arm"
"Lead two records - CORRECT ANSWER=> the right arm to the left leg"
"Lead three records - CORRECT ANSWER=> the left arm to left leg"
"Leads IV, V, VI are designed as what leads? - CORRECT ANSWER=> aVr, aVl, aVf"
"Narrowing of valves occurs where? - CORRECT ANSWER=> Left atrium and left ventrical"
"Thickest myocardium? - CORRECT ANSWER=> Left ventrical"
"The mitral valve is also know as the - CORRECT ANSWER=> bicuspid valve"
"Layer of the heart responsible for contraction and relaxation? - CORRECT ANSWER=>
Myocardium"
"The Q wave is always - CORRECT ANSWER=> negative"
"1st electrical impulse of a normal cardiac cycle - CORRECT ANSWER=> P wave"
"The protective sack that covers the heart - CORRECT ANSWER=> Pericardium"
"PR intervals shorten - CORRECT ANSWER=> takes place during respirations"
"Blood flows from heart to the lungs - CORRECT ANSWER=> Pulmonary Artery"
"Blood leaves right ventrical..where does it go? - CORRECT ANSWER=> Pulmonary semilunar
valve"
Page | 2
, "Ventricular Repolarization? - CORRECT ANSWER=> Relaxation"
"Which limb sensor is a ground sensor? - CORRECT ANSWER=> Right leg"
"Irregular rhythm can be caused by - CORRECT ANSWER=> Sinus dysrhythmia"
"Standardization button? - CORRECT ANSWER=> Ensure and check the internal caliperation of the
EKG"
"A murmur is an abnormal sound that may be - CORRECT ANSWER=> structural heart disease"
"Systemic is? - CORRECT ANSWER=> Circulation desending aorta carrying oxygenated blood to the
body"
"Tension or pulling on a lead wire - CORRECT ANSWER=> causes wanderling baselines."
"The first 3 leads are known as what? - CORRECT ANSWER=> bipolar"
"Augment leads are known as what? - CORRECT ANSWER=> unipolar"
"What small wave comes after T wave? - CORRECT ANSWER=> U"
"Proper placement of holter monitor? - CORRECT ANSWER=> Upper extremities"
"Right side of sternum, 4th intercostal space - CORRECT ANSWER=> V1"
"Midpoint between V2 and V4 - CORRECT ANSWER=> V3"
"Left side, 5th intercostal space, midclav. line - CORRECT ANSWER=> V4"
"Left side, 5th intercostal space, midaxillary - CORRECT ANSWER=> V6"
"Before blood enters R Atrium, it's in - CORRECT ANSWER=> Vena Cave"
"ORS represents? - CORRECT ANSWER=> Ventricular depolarization"
"The T wave is - CORRECT ANSWER=> Ventricular Repolarization"
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