Circulatory system Flashcards
1
Q
Atrium
A
The atria (top chambers) are thin-walled chambers where blood enters the heart.
2
Q
Ventricle
A
The ventricles (bottom chambers) are thick-walled chambers which push blood away from the heart.
3
Q
Artery
A
A blood vessel that carries oxygen-rich blood from the heart to tissues and organs in the body.
4
Q
Vein
A
A blood vessel that carries oxygen-poor blood to the heart from tissues and organs in the body.
5
Q
Capillary
A
The smallest type of blood vessel that connects small arteries to small veins.
6
Q
Septum
A
A wall of tissue that separates the left and right sides of the heart.
7
Q
Valve
A
Flaps that are located within the heart that open and close to control the flow of blood. They ensure blood flows in the correct direction, preventing it from flowing backward.
