ECG Flashcards
1
Q
What is represented by the P wave?
A
Atrial depolarisation
2
Q
What is represented by the QRS complex?
A
Ventricular depolarisation
3
Q
What is represented by the T wave?
A
Ventricular repolarisation
4
Q
What is the rate of the paper in ECG?
A
25mm/sec
5
Q
What is the normal cardiac axis?
A
-30 to +90 degrees
6
Q
What is the normal duration of the PR interval
A
0.12-0.2 seconds
7
Q
What is the normal duration of the QRS complex?
A
0.06 to 0.12 seconds
8
Q
What is the normal duration of the QT interval?
A
0.3 to 0.45 seconds
