EKG Flashcards
1
Q
What is the P-wave represent?
A
Atrial Systole
2
Q
What does the QRS represent?
A
Ventricular systole- depolarization
3
Q
What does the T wave represent?
A
Ventricular diastole- repolarization
4
Q
When reading an EKG one small box is what size?
A
0.04sec
5
Q
When reading an EKG one big box is?
A
0.20sec
6
Q
When reading an EKG five big boxes is?
A
1 second
7
Q
What is a normal R-R interval?
A
3 to 5 big boxes (60-100HR)
8
Q
What is a normal QRS interval?
A
<0.12sec -less than 3 little boxes
9
Q
What is the normal PR interval?
A
<0.20sec - <1 big box
10
Q
Bradycardia is a heartbeat of less than?
A
60 BPM
11
Q
Tachycardia is a heartbeat of more than?
A
100 BPM
