PRACTICE EXAM 2026 COMPREHENSIVE
ANSWERS
◉ Junctional Rhythm. Answer: Regular
Rate: 40-60
P Wave: ABSENT or INVERTED
PR Interval: None or <0.12
QRS: <0.12 sec
◉ Accelerated Junctional Rhythm. Answer: Regular
Rate: 60-100
P Wave: NONE or INVERTED
PR Interval: None or <0.12
QRS: <0.12 sec
◉ Junctional Tachycardia. Answer: Regular
Rate: >100
P Wave: NONE or INVERTED
PR Interval: None or <0.12
QRS: <0.12 sec
, ◉ Premature Ventricular Contraction. Answer: IRREGULAR
Rate: refer to underlying rhythm
P Wave: NONE
PR Interval: N/A
QRS: WIDE and BIZARRE , >0.12 sec
◉ Ventricular Tachycardia. Answer: Regular
Rate: >100
P Wave: NONE
PR Interval: N/A
QRS: WIDE and BIZARRE, >0.12 sec
◉ Ventricular Fibrillation. Answer: Chaotic
Coarse: big waves
Fine: small waves
Rate: unmeasurable
P Wave: NONE
PR Interval: N/A
QRS: N/A
◉ Idioventricular. Answer: Regular