Circulatory System

What is the organ that pumps blood all throughout the human body?

• The lungs

• The heart

• The kidneys

• The blood vessels and capillaries

What is the function of the blood vessels and capillaries?

• They filter impurities from the blood.

• They carry blood to all parts of the body.

• They carry messages from the brain to the muscles.

• They pump blood to the heart.

The smallest blood vessel

• veins

• arteries

• capillaries

• aorta

With circulation the heart provides you with

• oxygen

• nutrients

• a way to get rid of waste

• all of the above

Which type of blood vessels carries blood away from the heart?

• veins

• arteries

• capillaries

• arteries, veins and capillaries

These are tubes that carry blood back to the heart:

• arteries

• veins

• pipes

• tubes

The movement of blood through the heart and body is called:

• locomotion

• ventriculation

• heart pump

• circulation

About how big is the human heart?

• the size of your nose

• the size of your foot

• the size of your fist

• the size of your ear

Which of the following is not part of the circulatory system?

• veins

• heart

• stomach

• arteries

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

• oxygen

• carbon dioxide

• red blood cells

• white blood cells