Circulatory System

Front

What is the main function of the circulatory system?

Back

To transport oxygen, nutrients, hormones, and waste products throughout the body.

Front

What are the main components of blood?

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 cells and return carbon dioxide from the cells to the lungs.

Front

What is the function of platelets in the blood?

Back

To help with blood clotting when there is an injury.

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 are capillaries?

Back

Tiny blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs.

Front

What is the heart?

Back

A muscular organ that pumps blood throughout the body.

Front

What is the difference between the right and left sides of the heart?

Back

The right side receives deoxygenated blood from the body and sends it to the lungs, while the left side receives oxygenated blood from the lungs and pumps it to the body.

Front

What is the role of the lungs in the circulatory system?

Back

To oxygenate the blood by exchanging carbon dioxide for oxygen.