EKG Flashcards
1
Q
What lead are we primarily looking at
A
lead 2
2
Q
What does the horizontal line measure
A
time
3
Q
What does the verticle line measure
A
Amplitude
4
Q
What does the smallest box translate to time
A
0.04 sec
5
Q
What do the bigger boxes translate to
A
0.20 seconds
6
Q
What does the smallest box translate to volts?
A
0.1mV
7
Q
Big box volts
A
0.5mV
8
Q
Typical PR interval
A
0.12-0.2 sec
9
Q
QRS complex
A
0.08-0.1 sec
10
Q
QT interval
A
0.4-0.43
11
Q
RR interval
A
0.6-1
12
Q
Step 1
A
Map P waves/any waves for regularity
13
Q
Step 2
A
determine rate
1.) 6-sec rule (count QRS in the 6-sec strip)
2.)Using a Determining chart (count spaces between RR)
14
Q
Step 3
A
Is P-wave present? Is it before QRS?
15
Q
Step 4
A
Is PR interval <0.2 sec
