Circulatory System

Front

What are the smallest blood vessels?

Back

Capillaries

Front

The heart is about the size and shape of your . . . ?

Back

fist

Front

The circulatory system works with which system to provide our body with oxygen?

Back

respiratory system

Front

What is the main function of the circulatory system?

Back

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

Front

What is the job of the heart?

Back

To pump blood around the body.

Front

What are arteries?

Back

Blood vessels that carry blood away from the heart.

Front

What are veins?

Back

Blood vessels that carry blood back to the heart.

Front

What is blood made 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 rest of the body.

Front

What is the role of white blood cells?

Back

To fight infections and protect the body.