Administrator [Date] [Course title]
, 1. Normal
Regular
sinus rhythm
Rate: 60-
100
P Wave: Present,
upright PR Interval:
0.12-0.20 sec QRS:
<0.12 sec
2. Sinus Bradycar-
dia
Regular
Rate:
<60
P Wave: Present,
upright PR Interval:
0.12-0.20 sec QRS:
3. Sinus <0.12 sec
Tachycar- dia
Regular
Rate: 100-150
P Wave: Present,
upright PR Interval:
4. Premature Atrial 0.12-0.20 sec QRS:
Contraction <0.12 sec
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
2/