Heart Flashcards
1
Q
Systole
A
Ventricular contraction and closure of the AV valves as blood is being pumped out of the ventricles
2
Q
DIastole
A
The ventricles are relaxed, the semilunar valves are closed and blood from the atria fills the ventricles
3
Q
What is the correct sequence of a cardiac impulse?
A
SA node –> Atria –> AV node –> Bundle of His –> Purkinje fibers –> Ventricles