Review: Respiratory System

Front

What gas do your lungs take in when you breathe?

Back

Oxygen

Front

What gas do your lungs remove when you breathe out?

Back

Carbon dioxide

Front

What is the chamber behind the nose and mouth that leads to the trachea called?

Back

Pharynx

Front

What happens to the trachea before it reaches the lungs?

Back

It branches into two directions.

Front

What is the main function of the respiratory system?

Back

To provide oxygen and remove carbon dioxide from the body.

Front

Which part of the respiratory system is responsible for speech?

Back

Larynx

Front

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

Back

It helps in the process of breathing by contracting and relaxing.

Front

What is the function of the alveoli in the lungs?

Back

They are the sites of gas exchange between oxygen and carbon dioxide.

Front

What is the trachea commonly known as?

Back

The windpipe.

Front

What is the purpose of the epiglottis?

Back

To prevent food from entering the trachea during swallowing.