UCLA EKG TEST/ACTUAL QUESTIONS
WITH EXPERT WRITTEN
ANSWERS/NEWEST UPDATE
AV node rate - ANSWER✔✔-40-60 bpm
SA node rate - ANSWER✔✔-60-100 bpm
Purkinje fibers rate - ANSWER✔✔-20-40 bpm
PR interval is from _ to _? - ANSWER✔✔-beginning of P wave to beginning of Q wave
QRS interval is from _ to _? - ANSWER✔✔-beginning of Q to end of S
QT interval is from _ to _? - ANSWER✔✔-beginning of Q to end of T
PR interval normal duration - ANSWER✔✔-0.12-0.20 s
QRS normal duration - ANSWER✔✔-0.04-0.12 s
QT interval normal duration - ANSWER✔✔-0.36-0.44
Normal Sinus Rhythm (NSR) - ANSWER✔✔-
COPYRIGHT © 2025 BY OLIVIA GREENWAYS, ALL RIGHTS RESERVED 1
, Cause and treatment for NSR? - ANSWER✔✔-N/A
None
Sinus Bradycardia - ANSWER✔✔-
Cause and treatment for sinus brady? - ANSWER✔✔-Normal for athletes
None if not symptomatic; atropine if symptomatic
Sinus tachycardia - ANSWER✔✔-
Cause and treatment for sinus tachy? - ANSWER✔✔-Anxiety
Treat the anxiety (have pt calm down)
NSR with 1 PAC - ANSWER✔✔-
Cause and treatment for PACs? - ANSWER✔✔-Anxiety
Monitor it
Atrial Fibrillation with ventricular response of 80 (Afib) - ANSWER✔✔-
Cause and treatment of Afib? - ANSWER✔✔-MI
Amiodarone
Aflutter - ANSWER✔✔-
Cause and treatment of aflutter? - ANSWER✔✔-HTN
COPYRIGHT © 2025 BY OLIVIA GREENWAYS, ALL RIGHTS RESERVED 2
WITH EXPERT WRITTEN
ANSWERS/NEWEST UPDATE
AV node rate - ANSWER✔✔-40-60 bpm
SA node rate - ANSWER✔✔-60-100 bpm
Purkinje fibers rate - ANSWER✔✔-20-40 bpm
PR interval is from _ to _? - ANSWER✔✔-beginning of P wave to beginning of Q wave
QRS interval is from _ to _? - ANSWER✔✔-beginning of Q to end of S
QT interval is from _ to _? - ANSWER✔✔-beginning of Q to end of T
PR interval normal duration - ANSWER✔✔-0.12-0.20 s
QRS normal duration - ANSWER✔✔-0.04-0.12 s
QT interval normal duration - ANSWER✔✔-0.36-0.44
Normal Sinus Rhythm (NSR) - ANSWER✔✔-
COPYRIGHT © 2025 BY OLIVIA GREENWAYS, ALL RIGHTS RESERVED 1
, Cause and treatment for NSR? - ANSWER✔✔-N/A
None
Sinus Bradycardia - ANSWER✔✔-
Cause and treatment for sinus brady? - ANSWER✔✔-Normal for athletes
None if not symptomatic; atropine if symptomatic
Sinus tachycardia - ANSWER✔✔-
Cause and treatment for sinus tachy? - ANSWER✔✔-Anxiety
Treat the anxiety (have pt calm down)
NSR with 1 PAC - ANSWER✔✔-
Cause and treatment for PACs? - ANSWER✔✔-Anxiety
Monitor it
Atrial Fibrillation with ventricular response of 80 (Afib) - ANSWER✔✔-
Cause and treatment of Afib? - ANSWER✔✔-MI
Amiodarone
Aflutter - ANSWER✔✔-
Cause and treatment of aflutter? - ANSWER✔✔-HTN
COPYRIGHT © 2025 BY OLIVIA GREENWAYS, ALL RIGHTS RESERVED 2