NYU ECG Exam Questions & Answers 2024/2025
sympathetic autonomic innervation of the heart - ANSWERSreleases epi, increases hr, CO and BP, Increased firing of the SA node
Automaticity electrical heart cells - ANSWERSCells ability to spontaneously generate impulses
p wave - ANSWERSatrial d...
6 second strip method - ANSWERSCount QRS complexes on a 6-second strip and multiply by 10.
BETWEEN THE 3 TICKS !!
, PR interval - ANSWERS0.12-0.20. ( 3-5 boxes)
qrs complex - ANSWERS<0.12 ( 3 boxes )
p wave regularity - ANSWERSof all p waves are in the same direction, depolarizations is coming from the
same foci
normal sinus rhythm - ANSWERS60-100bpm
pr interval : 0.12-.20
p wave : regular
qrs: <.12
Sinus Tachycardia - ANSWERSregular rhythm
rate : 101-160
pr interval : 0.12-.20
qrs<.12
cx: normal tone, fever ,exercise
tx: Underlying cause
significance : inceeased o2 demand is a warning sign
sinus bradycardia - ANSWERSrhythm: regular
rate : < 60
p wave : norm
pr interval : 0.12-0.20
qrs: < .12
sinus arrhythmia : - ANSWERSrhythm : irregular ( normal variation with respirations )
rate 60-100
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