Respiratory System

Front

What is the primary function of the larynx in the respiratory system?

Back

The primary function of the larynx is to produce speech by vibrating the vocal cords.

Front

What is the only externally visible part of the respiratory system?

Back

The nose is the only externally visible part of the respiratory system.

Front

In what order does air flow through the respiratory system during inhalation?

Back

The correct order is nasal cavity (2), pharynx (3), larynx (1), trachea (4).

Front

How many lobes does the left lung have?

Back

The left lung has 2 lobes.

Front

What gases are exchanged when you breathe?

Back

When you breathe, your lungs take in oxygen and remove carbon dioxide.

Front

What is the role of the nasal cavity in the respiratory system?

Back

The nasal cavity filters, warms, and moistens the air before it enters the lungs.

Front

What is the trachea commonly known as?

Back

The trachea is commonly known as the windpipe.

Front

What is the function of the diaphragm in respiration?

Back

The diaphragm contracts and relaxes to help draw air into and push air out of the lungs.

Front

What is the difference between the right and left lung?

Back

The right lung has 3 lobes, while the left lung has 2 lobes.

Front

What is the purpose of the alveoli in the lungs?

Back

The alveoli are tiny air sacs where gas exchange occurs between the air and blood.