Respiratory System Test

Front

What is another name for your throat?

Back

pharynx

Front

How many lungs do humans have?

Back

2

Front

What does exercise do to your breathing rate?

Back

makes it faster

Front

What is the main function of the respiratory system?

Back

to provide oxygen and remove carbon dioxide from the body

Front

What are the main organs of the respiratory system?

Back

lungs

Front

What is the trachea?

Back

The trachea, or windpipe, is a tube that connects the pharynx and larynx to the lungs, allowing the passage of air.

Front

What is the role of alveoli in the respiratory system?

Back

Alveoli are tiny air sacs in the lungs where gas exchange occurs; oxygen enters the blood and carbon dioxide is removed.

Front

What is the diaphragm?

Back

The diaphragm is a muscle located below the lungs that helps with breathing by contracting and relaxing to change the volume of the thoracic cavity.

Front

What happens to the diaphragm when you inhale?

Back

When you inhale, the diaphragm contracts and moves downward, increasing the volume of the thoracic cavity and allowing air to flow into the lungs.

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.