Respiratory System

Front

What is the respiratory system made up of?

Back

The nostrils, trachea, bronchi, and lungs.

Front

What are alveoli?

Back

Tiny air sacs in the lungs where gas exchange occurs.

Front

What are the main organs in the respiratory system?

Back

Lungs.

Front

What is the pharynx?

Back

A part of the throat that connects the mouth and nasal passages to the larynx.

Front

Where are the vocal cords located?

Back

In the larynx.

Front

What is the function of the trachea?

Back

It is a tube that carries air to and from the lungs.

Front

What is the role of the bronchi?

Back

They are the main passageways that branch from the trachea into each lung.

Front

What is the purpose of the nostrils?

Back

They allow air to enter and exit the respiratory system.

Front

What is gas exchange?

Back

The process of oxygen entering the blood and carbon dioxide leaving the blood in the alveoli.

Front

What is the diaphragm?

Back

A muscle that helps with breathing by contracting and relaxing.