Ecg. Flashcards
(6 cards)
1
Q
What does it do?
A
Detect electrical activity of the heart
2
Q
Resting ECG?
A
Carried out while you’re lying down in comfortable position.
3
Q
Can detect:
A
- Arthymias
Coronary heart disease
Heart attack
Atrial fibrillation
4
Q
QRs
A
Depolarisation of the ventricles triggers main pumping contractions.
5
Q
PR interval
A
Depolarisation of the atria in response to the SA node triggering.
6
Q
PR segment
A
Depolarisation of the AV node to allow filling of the ventricles
