The Respiratory System

Front

Which cavity do we primarily use for breathing?

Back

Nasal Cavity

Front

Is the diaphragm relaxing or contracting while exhaling?

Back

Relaxing

Front

What is the respiratory structure also known as the windpipe?

Back

Trachea

Front

In which direction is the diaphragm moving while exhaling?

Back

Up

Front

What gas does the Respiratory System absorb?

Back

Oxygen

Front

What is the main function of the respiratory system?

Back

To facilitate gas exchange, primarily oxygen and carbon dioxide.

Front

What is the role of the diaphragm in breathing?

Back

The diaphragm contracts to allow air in and relaxes to push air out.

Front

What are the two main processes of respiration?

Back

Inhalation and exhalation.

Front

What is the function of the alveoli in the lungs?

Back

To exchange oxygen and carbon dioxide between the air and blood.

Front

What is the pathway of air from the nose to the lungs?

Back

Nasal cavity → Pharynx → Larynx → Trachea → Bronchi → Lungs.