Respiration and Circulation Ch 16

Front

The movement of blood through the body is called...

Back

Circulation

Front

A flap of tissue that prevents blood from flowing backward is called a...

Back

Valve

Front

What is the main organ of the circulatory system?

Back

Heart

Front

These are tiny air sacs in the lungs that look like grapes.

Back

Alveoli

Front

What carries blood from the ventricle to the body?

Back

Aorta

Front

What is the primary function of the respiratory system?

Back

To exchange oxygen and carbon dioxide.

Front

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

Back

To pump blood throughout the body.

Front

What are the two main types of circulation in the body?

Back

Systemic and pulmonary circulation.

Front

What is the function of red blood cells?

Back

To carry oxygen from the lungs to the body and carbon dioxide from the body back to the lungs.

Front

What is the role of the lungs in respiration?

Back

To facilitate the exchange of oxygen and carbon dioxide.