Respiratory System

Front

What is the main function of the respiratory system?

Back

The main function of the respiratory system is for breathing.

Front

What do we breathe in?

Back

We breathe in oxygen.

Front

What do we breathe out?

Back

We breathe out carbon dioxide.

Front

What is the process of breathing in called?

Back

The process of breathing in is called inhaling.

Front

What is the process of breathing out called?

Back

The process of breathing out is called exhaling.

Front

What part of the respiratory system is responsible for carrying air to the lungs?

Back

The trachea carries air to the lungs.

Front

What are the tiny air sacs in the lungs called?

Back

The tiny air sacs in the lungs are called alveoli.

Front

What is the name of the tube that branches from the trachea into the lungs?

Back

The tubes that branch from the trachea into the lungs are called bronchi.

Front

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

Back

The lungs are responsible for exchanging oxygen and carbon dioxide.

Front

What is the first part of the respiratory system that air enters?

Back

The first part of the respiratory system that air enters is the nose.