EKG New Grad Exam Questions and
Verified Answers 2026
Normal PR interval length - <CORRECT ANSWER >>0.12-0.20 seconds
QRS normal width - <CORRECT ANSWER >>0.06-0.11
What do peaked T waves indicate? - <CORRECT ANSWER >>High potassium
QT interval normal length - <CORRECT ANSWER >>0.36-0.44
EKG paper one small box - <CORRECT ANSWER >>0.04 seconds
EKG paper one big box - <CORRECT ANSWER >>0.20 seconds
Measuring rate 6 second method - <CORRECT ANSWER >>Count number of R waves and
multiply by 10
Measuring rate by division - <CORRECT ANSWER >>Count large boxes between 2 R waves and
divide by the number of large boxes. Ex: 300/3.4
What causes artifacts on an EKG? (3) - <CORRECT ANSWER >>1. Loose electrode that is not in
contact with the skin
2. A broken cable
3. Shivering or movement
Sinus brady treatment - <CORRECT ANSWER >>underlying causes
transcutaneous pacing
, atropine and epi while waiting for pacing
Sinus tachycardia treatment - <CORRECT ANSWER >>underlying cause
beta blocker or calcium channel blocker
Supraventricular tachycardia clinical consequences - <CORRECT ANSWER >>decreases
ventricular stroke volume
Stable SVT treatment - <CORRECT ANSWER >>Adenosine (drug of choice), beta blocker, calcium
channel blocker
Unstable SVT - <CORRECT ANSWER >>Synchronized cardioversion
clinical consequences of atrial flutter and atrial kick - <CORRECT ANSWER >>loss of atrial kick
formation of clots that can cause emboli
Atrial flutter treatment - <CORRECT ANSWER >>Amiodarone, calcium channel blocker, digoxin
and beta blockers
Prevention of clot formation with anticoagulation
Atrial flutter definition - <CORRECT ANSWER >>Rate of 250-350bpm
Impulses from a single, irritable atrial
Sawtooth pattern
Atrial fibrillation - <CORRECT ANSWER >>Atrial rate more than 400
Verified Answers 2026
Normal PR interval length - <CORRECT ANSWER >>0.12-0.20 seconds
QRS normal width - <CORRECT ANSWER >>0.06-0.11
What do peaked T waves indicate? - <CORRECT ANSWER >>High potassium
QT interval normal length - <CORRECT ANSWER >>0.36-0.44
EKG paper one small box - <CORRECT ANSWER >>0.04 seconds
EKG paper one big box - <CORRECT ANSWER >>0.20 seconds
Measuring rate 6 second method - <CORRECT ANSWER >>Count number of R waves and
multiply by 10
Measuring rate by division - <CORRECT ANSWER >>Count large boxes between 2 R waves and
divide by the number of large boxes. Ex: 300/3.4
What causes artifacts on an EKG? (3) - <CORRECT ANSWER >>1. Loose electrode that is not in
contact with the skin
2. A broken cable
3. Shivering or movement
Sinus brady treatment - <CORRECT ANSWER >>underlying causes
transcutaneous pacing
, atropine and epi while waiting for pacing
Sinus tachycardia treatment - <CORRECT ANSWER >>underlying cause
beta blocker or calcium channel blocker
Supraventricular tachycardia clinical consequences - <CORRECT ANSWER >>decreases
ventricular stroke volume
Stable SVT treatment - <CORRECT ANSWER >>Adenosine (drug of choice), beta blocker, calcium
channel blocker
Unstable SVT - <CORRECT ANSWER >>Synchronized cardioversion
clinical consequences of atrial flutter and atrial kick - <CORRECT ANSWER >>loss of atrial kick
formation of clots that can cause emboli
Atrial flutter treatment - <CORRECT ANSWER >>Amiodarone, calcium channel blocker, digoxin
and beta blockers
Prevention of clot formation with anticoagulation
Atrial flutter definition - <CORRECT ANSWER >>Rate of 250-350bpm
Impulses from a single, irritable atrial
Sawtooth pattern
Atrial fibrillation - <CORRECT ANSWER >>Atrial rate more than 400
