Circulatory System

Front

What system works with the circulatory system to obtain energy from nutrients?

Back

Digestive system.

Front

What is the primary job of the heart?

Back

To pump blood around the body.

Front

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

Back

A fist.

Front

What are capillaries?

Back

Tiny blood vessels that connect arteries and veins.

Front

What is the main function of the circulatory system?

Back

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

Front

What are arteries?

Back

Blood vessels that carry oxygenated blood away from the heart.

Front

What are veins?

Back

Blood vessels that carry deoxygenated blood back to the heart.

Front

What is blood composed of?

Back

Red blood cells, white blood cells, platelets, and plasma.

Front

What is the role of red blood cells?

Back

To carry oxygen from the lungs to the body's tissues.

Front

What is the role of white blood cells?

Back

To fight infections and protect the body from disease.