Circulatory System

Which blood vessel carries blood to the heart?

• veins

• arteries

• capillaries

• RBC

What is the main organ of the circulatory system?

• brain

• heart

• stomach

The job of the heart is to . . .

• pump blood around the body

• break down food

Deoxygenated blood means that the blood is low in...

• oxygen

• carbon dioxide

As the blood reaches the lungs, what is removed from the blood?

• oxygen

• red blood cells

• carbon dioxide

• white blood cells

The part of the blood that carries oxygen is called_____.

• red blood cells

• white blood cell

• plasma

• platelet

The type of blood vessel that normally carries de-oxygenated blood back to the heart from body cells.

• arteries

• capillaries

• veins

The type of blood vessel that normally carries oxygenated blood from the heart to the body cells?

• arteries

• capillaries

• veins

The type of blood vessel where exchange of gases and wastes occurs?

• arteries

• capillaries

• veins

White blood cells ____________.

• fight infection

• give blood it's color

• allow for gases to exchange