The Respiratory System

Front

What system controls the respiratory system?

Back

The nervous system.

Front

Which part of the respiratory system is responsible for gas exchange?

Back

Alveoli.

Front

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

Back

The trachea gets air from your mouth and nose to your lungs.

Front

Which of the following is NOT part of the respiratory system: diaphragm, trachea, bronchial tubes, ribcage?

Back

Ribcage.

Front

What is the main role of the respiratory system?

Back

It helps people breathe in oxygen and breathe out carbon dioxide.

Front

What are alveoli?

Back

Tiny air sacs in the lungs where gas exchange occurs.

Front

What is the diaphragm's role in breathing?

Back

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

Front

What is the function of the bronchi?

Back

The bronchi carry air from the trachea to the lungs.

Front

What is the purpose of the nasal cavity?

Back

The nasal cavity filters, warms, and moistens the air we breathe.

Front

What happens during inhalation?

Back

The diaphragm contracts, creating a vacuum that pulls air into the lungs.