cardaic conduction pathway

Question 1

a: Sino-Atrial node

Answer 1

creates the impulse,
referred to as a peacemaker,
contracts atrium wall

Question 2

b) artio-ventricular

Answer 2

passes impulse between atria and ventricles

Question 3

c) bundle of his

Answer 3

passing impulse down the septum

Question 4

d) purkinje fibres

Answer 4

contracts the ventricles