Quiz on The Circulatory and Respiratory Systems

What does the heart do?

• Makes food for the body

• Pumps blood around the body

• Cleans the blood

• Helps you breathe

Which side of the heart pumps oxygen-rich blood to the body?

• Left side

• Right side

• Both sides equally

• Neither side

What are the three main parts of the circulatory system?

• Heart, lungs, muscles

• Veins, bones, heart

• Heart, blood vessels, blood

• Muscles, veins, blood

Where does oxygen-rich blood travel after it leaves the heart?

• To the lungs

• To the brain

• To the rest of the body

• To the stomach

Which blood vessel carries oxygenated blood from the heart to the body?

• Veins

• Arteries

• Capillaries

• Nerves

What color is the blood that carries oxygen from the lungs to the heart?

• Blue

• Red

• Yellow

• Green

What are the smallest blood vessels called?

• Veins

• Arteries

• Capillaries

• Muscles

Which organ helps you breathe?

• Stomach

• Heart

• Lungs

• Kidneys

What muscle helps you inhale and exhale?

• Diaphragm

• Biceps

• Stomach muscles

• Heart muscle

What happens to your chest when you breathe in?

• It gets smaller

• It gets bigger

• It stays the same

• It turns red