Respiratory System

Front

What is the main function of the respiratory system?

Back

To bring oxygen into the body and remove carbon dioxide.

Front

What are the primary organs involved in the respiratory system?

Back

Lungs, trachea, bronchi, and alveoli.

Front

What is the role of alveoli in the respiratory system?

Back

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

Front

What is the function of cilia in the respiratory system?

Back

Cilia help to trap and move particles and mucus out of the airways.

Front

What is the trachea commonly known as?

Back

The windpipe.

Front

What gas do we inhale during respiration?

Back

Oxygen.

Front

What gas do we exhale during respiration?

Back

Carbon dioxide.

Front

How does oxygen travel from the lungs to the bloodstream?

Back

Oxygen diffuses through the walls of the alveoli into the capillaries.

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 is the process of gas exchange in the lungs called?

Back

External respiration.