Respiratory System Supplement

What is the primary focus of this video?

• The human respiratory system

• The human circulatory system

• The human digestive system

• The human nervous system

What is the primary function of the tiny hairs found in the nostrils and trachea?

• To warm and moisten the air

• To produce mucus

• To filter out dust particles

• To exchange gases

Select the Bronchi

Select the diaphragm

How many lobes are typically found in the right lung compared to the left lung?

• The right lung has two lobes, and the left lung has three lobes.

• The right lung has three lobes, and the left lung has two lobes.

• Both lungs have three lobes.

• Both lungs have two lobes.

What crucial process occurs within the alveoli of the lungs?

• Air is warmed and moistened.

• Dust particles are filtered out.

• Oxygen and carbon dioxide are exchanged.

• Mucus is produced.

What is the diaphragm, and what is its role in the respiratory system?

• It is a bone that protects the lungs.

• It is a muscle that contracts and expands to help with breathing.

• It is a tube that carries air to the lungs.

• It is where oxygen and carbon dioxide are exchanged.