The Cardiovascular And Respiratory Systems

The aorta pumps blood out of the heart to the rest of the body.

The right ventricle transports oxygenated blood to the lungs.

All cardiovascular diseases are caused by poor lifestyle choices.

In the human body, the larynx is attached to the trachea.

What percentage of blood is made up of plasma? A. 55% B. 40% C. 10% D. 5%

What function do capillaries serve in the cardiovascular system? A. carry blood to the brain B. return blood to the lungs C. help control body temperature D. replace old blood cells

Arteries carry oxygen-rich blood to capillaries.

Each lung is fed oxygen by a separate bronchus.

Once entering the nose, air moves through both the pharynx and larynx.

Both the heart and arteries contract to pump blood throughout the body.