Respiratory System

Front

What is the main function of the respiratory system?

Back

The main function of the respiratory system is to facilitate the exchange of oxygen and carbon dioxide between the body and the environment.

Front

What are alveoli?

Back

Alveoli are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.

Front

What role does the diaphragm play in breathing?

Back

The diaphragm is a muscle that contracts and relaxes to help draw air into the lungs and push it out.

Front

What is the larynx commonly known as?

Back

The larynx is commonly known as the voice box.

Front

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

Back

The process of taking air into the lungs is called inhalation.

Front

What is the process of expelling air from the lungs called?

Back

The process of expelling air from the lungs is called exhalation.

Front

What is the trachea?

Back

The trachea, also known as the windpipe, is a tube that connects the throat to the lungs.

Front

How does the circulatory system work with the respiratory system?

Back

The circulatory system transports oxygen from the lungs to the body and carries carbon dioxide from the body back to the lungs.

Front

What are bronchi?

Back

Bronchi are the two main branches that lead from the trachea into each lung.

Front

What is gas exchange?

Back

Gas exchange is the process of swapping oxygen and carbon dioxide between the alveoli and the blood in the capillaries.