ECG Exam Questions with 100% Correct Answers | Verified | Latest Update 2025!!

ECG Exam Questions with 100% Correct Answers |
Verified | Latest Update 2025!!
The ECG and cardiac monitor measure - (ANSWER)The electrical activity of the
heart



During the Contraction phase of the cardiac cycle,the heart: - (ANSWER)Pumps
blood to the body



The normal pacemaker of the heart is in the: - (ANSWER)Right Atrium



The normal rate of the pacemaker is: - (ANSWER)60-100 beats per a minute



Ectopic beats may occur if the normal pacemaker falls below: - (ANSWER)50
Beats per a minute



The A-V node can pace the heartbeat at the rate of: - (ANSWER)40-60 beats per a
minute



The part of the cardiac cycle that results in a palpable pulse is the: -
(ANSWER)Ventricular contraction



The ventricles can pace the heartbeat at a rate of: - (ANSWER)20-40 beats per a
minute

, The working phase of the cardiac cycle is: - (ANSWER)systole



Each small block on the ECG paper represents: - (ANSWER).04 Seconds



Each large block on the ECG paper represents : - (ANSWER).20 Seconds



The P wave represents the: - (ANSWER)pacemaker firing



The normal PR interval is: - (ANSWER).12 to .20 seconds



The normal conduction time for the QRS complex is: - (ANSWER).06 to .10
seconds.



The T wave represents the: - (ANSWER)Resting Phase



A condition in which the heart has many different pacemakers within the atria is: -
(ANSWER)atrial fibrilation



An indication that the pacemaker is in the A-V junction is that the: -
(ANSWER)shape of the P waves is abnormal



When the patient is having unifocal PVC's, you know that the pacemaker is in: -
(ANSWER)one area of the ventricles