Conduction Of The Heart

Question 1

What are these terms?

1. SAN
2. AVN
3. BoH
4. PF’s

Answer 1

1. Sino-Atrial Node
2. Atrial Ventricular Node
3. Bundle of His
4. Purkinje Fibres

Question 2

Conduction Of The Heart:

Answer 2

1. SAN fires an impulse
2. Excitation spreads through atrial myocardium
3. AVN fires and impulse. Excitation spreads down BoH
4. PF’s distribute excitation through ventricular myocardium