How to Read a Normal ECG Flashcards Preview

Cardiovascular > How to Read a Normal ECG > Flashcards

Flashcards in How to Read a Normal ECG Deck (7):
1

x-axis big box value

0.2 sec

2

x-axis little box value

0.04 sec

3

y axis big box value

0.5 mV

4

How many volts should the callibration be?

1.0 mV and 0.2 sec

5

normal PR interval

0.12-0.20 sec

6

normal QRS interval

up to 0.10 sec

7

normal QT interval

use a corrected number QTc = QT/sqrt(RR)

upper limit for men is about 0.45 sec

upper limit for women is about 0.46 sec