EXAM LATEST UPDATE 2025 WITH
WELL SORTED QUESTIONS AND
VERIFIED ANSWERS ALREADY GRADED
A+
Normal sinus rhythm - CORRECT ANSWER-Regular
Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
Sinus Bradycardia - CORRECT ANSWER-Regular
Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
, QRS: <0.12 sec
Sinus Tachycardia - CORRECT ANSWER-Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
Premature Atrial Contraction - CORRECT ANSWER-IRREGULAR
Rate: depends on underlying rhythm
P wave: Present or hidden in T wave
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
Atrial Fibrillation - CORRECT ANSWER-IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec