HEALTHSTREAM TELEMETRY UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS EXAM SCRIPT
●● -Small box = 0.04 sec
-Large boxes = 5 x 5 small boxes, 0.20 sec
Answer: Tele Strip Paper
●● 60-100 bpm
Answer: SA Node Rate
●● 40-60 bpm
Answer: AV Node Rate
●● 20-40 bpm
Answer: Ventricles / Purkinje Fibers Rate
●● P-wave
-PR-Interval (PRI) = 0.12 - 0.20 sec
-QRS complex = 0.08-0.12 sec
T-wave
, Q-wave
U-wave
Answer: Tele Tracing Waves
●● 0.12-0.20 sec (3-5 small squares)
-Indicates AV conduction time
-Measure from P wave start to QRS wave
-Consider heart blocks if abnormal
Answer: Normal PRI
●● Firing of SA Node causing depolarization of Atria. The impulse
travels from SA node, through internodal pathways to AV node, where it
is delayed for short amount of time. (PRI)
Answer: Normal Etiology SA Node
●● Q-Wave = 1st Negative Deflection
R-Wave = 1st Postive Deflection
S-Wave= Negative Deflection following R-Wave
Answer: Tele Tracing QRS Complex
●● 0.08-0.12 sec (2-3 small squares)
ACTUAL QUESTIONS AND CORRECT
ANSWERS EXAM SCRIPT
●● -Small box = 0.04 sec
-Large boxes = 5 x 5 small boxes, 0.20 sec
Answer: Tele Strip Paper
●● 60-100 bpm
Answer: SA Node Rate
●● 40-60 bpm
Answer: AV Node Rate
●● 20-40 bpm
Answer: Ventricles / Purkinje Fibers Rate
●● P-wave
-PR-Interval (PRI) = 0.12 - 0.20 sec
-QRS complex = 0.08-0.12 sec
T-wave
, Q-wave
U-wave
Answer: Tele Tracing Waves
●● 0.12-0.20 sec (3-5 small squares)
-Indicates AV conduction time
-Measure from P wave start to QRS wave
-Consider heart blocks if abnormal
Answer: Normal PRI
●● Firing of SA Node causing depolarization of Atria. The impulse
travels from SA node, through internodal pathways to AV node, where it
is delayed for short amount of time. (PRI)
Answer: Normal Etiology SA Node
●● Q-Wave = 1st Negative Deflection
R-Wave = 1st Postive Deflection
S-Wave= Negative Deflection following R-Wave
Answer: Tele Tracing QRS Complex
●● 0.08-0.12 sec (2-3 small squares)