Heart Flashcards
1
Q
What is a benefit of a double circulatory system?
A
Because blood passes through the heart twice it can travel rapidly to the body cell delivering the oxygen that the cell needs.
2
Q
Function of heart
A
Pumps blood around the body
3
Q
Where in the heart are pacemaker cells found?
A
Right Atrium
4
Q
What does blood flow into the heart by?
A
Blood flows into the heart by the vena cava and pulmonary vein.
5
Q
What does vein do?
A
Carries blood to the heart
6
Q
What does artery do?
A
Carries blood away from the heart
