Respiratory System

Front

What is the function of the diaphragm muscle?

Back

The diaphragm is a dome-shaped muscle that contracts and relaxes to help in breathing by creating a pressure difference that allows air to flow into the lungs.

Front

What do we take in when we inhale?

Back

We take in oxygen when we inhale.

Front

What organ of the respiratory system is responsible for producing sound?

Back

The larynx is the organ responsible for producing sound.

Front

What are alveoli?

Back

Alveoli are tiny sacs of lung tissue specialized for the movement of gases between air and blood.

Front

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

Back

The bronchi are the main passageways that direct air into the lungs.

Front

What is the trachea?

Back

The trachea, also known as the windpipe, is a tube that connects the larynx to the bronchi and allows air to pass to and from the lungs.

Front

What is gas exchange?

Back

Gas exchange is the process by which oxygen is taken into the body and carbon dioxide is expelled, occurring primarily in the alveoli.

Front

What is the role of the epiglottis?

Back

The epiglottis is a flap of tissue that covers the trachea during swallowing to prevent food and liquid from entering the airway.

Front

How does the respiratory system maintain homeostasis?

Back

The respiratory system maintains homeostasis by regulating the levels of oxygen and carbon dioxide in the blood.

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.