Respiratory System Review

Front

Which respiratory structure is lined up with rings of cartilage to prevent it from collapsing?

Back

Trachea

Front

What gas do we exhale?

Back

Carbon Dioxide

Front

How many lungs do humans have?

Back

Two

Front

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

Back

Inhalation

Front

Which system involves breathing air in and out of the body?

Back

Respiratory

Front

What is the primary function of the respiratory system?

Back

To exchange gases (oxygen and carbon dioxide) between the body and the environment.

Front

What is the name of the tiny air sacs in the lungs where gas exchange occurs?

Back

Alveoli

Front

What is the muscle that helps in the process of breathing by contracting and relaxing?

Back

Diaphragm

Front

What is the term for the process of breathing out?

Back

Exhalation

Front

What is the main organ of the respiratory system?

Back

Lungs