Respiratory System

Front

What is the primary function of the respiratory system?

Back

To provide oxygen and remove carbon dioxide from the body.

Front

What structure cleans, moistens, and warms the air we breathe?

Back

Nasal passage.

Front

What are the two main branches that come from the trachea?

Back

Bronchi.

Front

What are the tiny tubes that branch off of the bronchi?

Back

Bronchioles.

Front

What are the main organs of the respiratory system responsible for gas exchange?

Back

Lungs.

Front

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

Back

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

Front

What is the process of gas exchange in the lungs called?

Back

External respiration.

Front

What is the term for the air sacs in the lungs where gas exchange occurs?

Back

Alveoli.

Front

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

Back

The pleura are membranes that surround the lungs and reduce friction during breathing.

Front

What is the difference between inhalation and exhalation?

Back

Inhalation is the process of taking air into the lungs, while exhalation is the process of expelling air from the lungs.