circulatory system Flashcards
1
Q
The atria (top chambers) are thin-walled chambers where blood enters the heart.
A
Atrium
2
Q
The ventricles (bottom chambers) are thick-walled chambers which push blood away from the heart.
A
Ventricle
3
Q
A blood vessel that carries oxygen-rich blood from the heart to tissues and organs in the body.
A
artery
4
Q
A blood vessel that carries oxygen-poor blood to the heart from tissues and organs in the body.
A
vein
5
Q
The smallest type of blood vessel that connects small arteries to small veins.
A
capillary
