Respiratory System Flashcard

Front

What do your lungs take in when you breathe?

Back

Oxygen

Front

What do your lungs remove when you breathe out?

Back

Carbon dioxide

Front

What is the process of taking air into the body called?

Back

Inhaling

Front

What are the saclike organs that replace carbon dioxide in your blood with oxygen?

Back

The lungs

Front

What gas do we let out when we exhale?

Back

Carbon dioxide

Front

What is the main function of the respiratory system?

Back

To exchange gases (oxygen and carbon dioxide) between the body and the environment.

Front

What is the pathway air takes to reach the lungs?

Back

Nose or mouth -> Trachea -> Bronchi -> Lungs

Front

What is the role of the diaphragm in breathing?

Back

It contracts and relaxes to help move air in and out of the lungs.

Front

What is the difference between inhaling and exhaling?

Back

Inhaling is taking air in, while exhaling is pushing air out.

Front

What happens to oxygen in the body after it is inhaled?

Back

It is used by cells to produce energy and carbon dioxide.