Respiratory System

Front

What is the primary function of the respiratory system?

Back

To provide oxygen and remove carbon dioxide from the body.

Front

Which organ is known as the voice box in the respiratory system?

Back

Larynx.

Front

What muscle is responsible for the movement of air in and out of the lungs?

Back

Diaphragm.

Front

Which structure is NOT part of the respiratory system?

Back

Esophagus.

Front

How does the diaphragm assist in the breathing process?

Back

When the diaphragm contracts, the lungs expand and allow oxygen to enter.

Front

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

Back

The trachea serves as the main airway that connects the larynx to the bronchi, allowing air to pass to and from the lungs.

Front

What are alveoli and what is their function?

Back

Alveoli are tiny air sacs in the lungs where gas exchange occurs; they allow oxygen to enter the blood and carbon dioxide to be removed.

Front

What is the difference between inhalation and exhalation?

Back

Inhalation is the process of taking air into the lungs, while exhalation is the process of expelling air from the lungs.

Front

What is the significance 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 role of the bronchi in the respiratory system?

Back

The bronchi are the two main branches that lead from the trachea to the lungs, directing air into each lung.