Circulatory System Flashcards
1
Q
What are one of the functions of the circulatory system?
A
PROTECTS the body against infections
2
Q
How much blood is in the body?
A
5 litres of blood
3
Q
What is the name of the liquid that carries the solid cells?
A
Plasma
4
Q
What helps the blood clot?
A
Platelets
5
Q
What does the Veins do?
A
Carry oxygenated blood back to the heart
6
Q
What is the smallest blood vessel?
A
Capillaries
7
Q
How many chambers are in the heart?
A
4
