Respiratory and Circulatory Systems

Front

What is the main function of the respiratory system?

Back

To provide oxygen and remove carbon dioxide from the body.

Front

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

Back

Respiratory system.

Front

What is the main organ in the circulatory system?

Back

Heart.

Front

What does the heart pump to get oxygen to our cells?

Back

Blood.

Front

What is the tube that is also known as your windpipe?

Back

Trachea.

Front

What are the tiny air sacs in the lungs where gas exchange occurs?

Back

Alveoli.

Front

What is the role of red blood cells in the circulatory system?

Back

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

Front

What is the function of the diaphragm in the respiratory system?

Back

To help with breathing by contracting and relaxing to change the volume of the chest cavity.

Front

What is the main gas that we inhale?

Back

Oxygen.

Front

What is the main gas that we exhale?

Back

Carbon dioxide.