Circulatory, Respiratory, and Nervous Systems

Front

What is the dome shaped muscle that contracts and allows for breathing?

Back

Diaphragm

Front

The circulatory system works with the ___________ system to provide our body with oxygen.

Back

respiratory

Front

What is the main function of the respiratory system?

Back

To provide oxygen and remove carbon dioxide from the body.

Front

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

Back

Valve

Front

Arteries, veins, and capillaries are three types of __________.

Back

blood vessels

Front

What is the primary function of the circulatory system?

Back

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

Front

What is the largest artery in the body?

Back

Aorta

Front

What is the role of red blood cells?

Back

To carry oxygen from the lungs to the rest of the body and return carbon dioxide to the lungs.

Front

What is the function of the heart?

Back

To pump blood throughout the body.

Front

What is the main organ of the respiratory system?

Back

Lungs