Respiratory System Flashcard

Front

What is the process of gas exchange between the atmosphere and the lungs called?

Back

Breathing

Front

What is the name of the cartilage wall that divides the nose into two sections?

Back

Nasal septum

Front

What are the hairlike projections on cells that help move mucus and other substances?

Back

Cilia

Front

What is the primary function of the nose in the respiratory system?

Back

It filters, warms, and moistens air.

Front

What are the tiny sacs in the lungs where gas exchange occurs?

Back

Alveoli

Front

What muscle is primarily responsible for breathing?

Back

Diaphragm

Front

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

Back

Ventilation

Front

What is the role of the epiglottis in the respiratory system?

Back

It prevents food from entering the trachea during swallowing.

Front

What is the function of the pleural cavity?

Back

It provides lubrication and allows the lungs to expand and contract.

Front

What is the term for the exchange of gases between blood and body cells?

Back

Internal respiration