Respiratory System

Front

What is the process of exchanging oxygen and carbon dioxide in the lungs?

Back

External respiration.

Front

What is a cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities?

Back

Sinus.

Front

What are the air sacs that are covered with capillaries where gas exchange takes place?

Back

Alveoli.

Front

What is the flap of tissue that covers the opening to the windpipe during swallowing?

Back

Epiglottis.

Front

When you breathe, what does your lungs take in and what do they remove?

Back

Oxygen is taken in and carbon dioxide is removed.

Front

What is the main function of the respiratory system?

Back

To facilitate gas exchange, providing oxygen to the body and removing carbon dioxide.

Front

What are the primary organs of the respiratory system?

Back

Lungs.

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 is the trachea and its function?

Back

The trachea, or windpipe, is a tube that connects the throat to the lungs, allowing air to pass through.

Front

What are bronchi?

Back

Bronchi are the two main branches of the trachea that lead into each lung.