Respiratory System

Front

What is the function of the trachea in the respiratory system?

Back

The trachea is lined with cilia that help trap and expel particles from the air.

Front

How many lobes does the left lung have compared to the right lung?

Back

The left lung has two lobes, while the right lung has three lobes.

Front

What is the term for the movement of air in and out of the lungs?

Back

Ventilation.

Front

What is the process called when dissolved particles move from a higher concentration to a lower concentration?

Back

Diffusion.

Front

Which part of the respiratory system is responsible for collecting, heating, and moistening air before it enters the body?

Back

Nose.

Front

What is the primary function of the alveoli in the lungs?

Back

Gas exchange between oxygen and carbon dioxide.

Front

What is the role of the diaphragm in respiration?

Back

The diaphragm contracts and relaxes to facilitate breathing.

Front

What is the difference between external respiration and internal respiration?

Back

External respiration is the exchange of gases between the lungs and the environment, while internal respiration is the exchange of gases between blood and body cells.

Front

What is the significance of cilia in the respiratory tract?

Back

Cilia help to trap and move mucus and debris out of the respiratory system.

Front

What is the term for the process of taking in oxygen and expelling carbon dioxide?

Back

Respiration.