Circulatory System

Front

What is the main function of the circulatory system?

Back

To transport blood, nutrients, and gases throughout the body.

Front

What do veins carry back to the heart?

Back

Blood.

Front

What are the smallest blood vessels called?

Back

Capillaries.

Front

What is the job of the heart?

Back

To pump blood around the body.

Front

What is the size and shape of the heart compared to?

Back

About the size and shape of your fist.

Front

What is the role of arteries in the circulatory system?

Back

To carry blood away from the heart.

Front

What is the liquid component of blood called?

Back

Plasma.

Front

What type of blood do veins typically carry?

Back

Deoxygenated blood.

Front

What type of blood do arteries typically carry?

Back

Oxygenated blood.

Front

What is the function of capillaries in the circulatory system?

Back

To facilitate the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.