Circulation and Respiration Quiz

According to the text, what _____ the movement of blood around the body called?

• is / breathing

• are / circulation

• is / circulation

• are / pumping

The two parts inside your chest that you use to breathe _____ called the lungs.

• is

• be

• are

• am

The heart _____ a vital organ that pumps blood.

• are

• is

• be

• to be

Which statement _____ true about arteries?

• They carries blood to the heart.

• They are for thinking.

• They carry blood away from the heart.

• They is small tubes.

Oxygen _____ a gas that is necessary for us to live.

• are

• is

• be

• being

Carbon dioxide _____ the gas that we breathe out.

• am

• is

• are

• be

Veins _____ the tubes that carry blood with carbon dioxide back to the heart.

• is

• are

• be

• am

The right side of the heart _____ blood into the lungs.

• pump

• to pump

• pumping

• pumps

The process of circulation _____ very fast; it takes less than a minute.

• are

• am

• is

• be

Humans need oxygen for many activities. This _____ because our body uses it to stay healthy and strong.

• is

• are

• am

• be