Respiratory System

Front

What are cilia?

Back

Tiny hair-like structures in the nasal cavity that help trap foreign particles and potential infectious particles.

Front

What is the role of water in respiration?

Back

Water is important in respiration as it is involved in the exchange of gases and helps maintain moisture in the respiratory system.

Front

Which system does the respiratory system NOT work closely with?

Back

The endocrine system.

Front

What is breathing?

Back

The exchange of air in your lungs.

Front

What are the two main functions of the respiratory system?

Back

Respiration and breathing.

Front

What is the primary gas exchanged in the lungs?

Back

Oxygen.

Front

What is the process of gas exchange in the lungs called?

Back

Respiration.

Front

What is the diaphragm's role in breathing?

Back

The diaphragm contracts and relaxes to help draw air into and push air out of the lungs.

Front

What are alveoli?

Back

Tiny air sacs in the lungs where gas exchange occurs.

Front

What is the function of the trachea?

Back

The trachea, or windpipe, carries air to and from the lungs.