7.5 cardiac cycle Flashcards
1
Q
diastole
A
- atria: relaxed; fills with blood
- ventricles: relaxed
- semi-lunar valves: closed
- atrioventricular valves: open
2
Q
atrial systole
A
- atria: contract; push blood into ventricles
- ventricles: relaxed
- semi-lunar valves: closed
- atrioventricular valves: open
3
Q
ventricular systole
A
- atria: contract; push blood into ventricles
- ventricles: relaxed
- semi-lunar valves: closed
- atrioventricular valves: open
4
Q
where are pocket valves found?
A
in veins