Front

What is another name for the throat?

Back

Pharynx

Front

What is the structure labeled as E in the respiratory system?

Back

Trachea

Front

What do the trachea branch off into?

Back

Bronchi

Front

What is the small flap of tissue that covers the trachea when swallowing?

Back

Epiglottis

Front

What are the microscopic sacs where gas exchange takes place?

Back

Alveoli

Front

What is the primary function of the respiratory system?

Back

To facilitate gas exchange between the body and the environment.

Front

What is the role of the diaphragm in respiration?

Back

The diaphragm contracts to allow air to enter the lungs and relaxes to push air out.

Front

What are bronchi?

Back

The two main passageways that branch off from the trachea and lead into the lungs.

Front

What is the function of alveoli?

Back

To provide a large surface area for gas exchange between oxygen and carbon dioxide.

Front

What is the larynx commonly known as?

Back

The voice box.