Circulatory system - heart Flashcards
1
Q
What does the right ventricle do?
A
Pumps deoxygenated blood to the lungs to take in oxygen
2
Q
What does the left ventricle do?
A
Pumps oxygenated blood all around organs of the body. Then Blood gives up its oxygen at the body cells.
3
Q
What to do valves?
A
Makes sure that blood flows the right direction
4
Q
What do coronary arteries do?
A
Surround heart making sure it gets all the oxygenated blood it needs
5
Q
What do peacemakers do?
A
Controls the resting heart rate
6
Q
Why is the left side thicker?
A
it has to pump the blood further around the body, and against higher pressure
