Respiratory System Flashcard

Front

What is the primary function of the respiratory system?

Back

To supply the body with oxygen and dispose of carbon dioxide

Front

Which part of the respiratory system is the only externally visible part?

Back

Nose

Front

What is the function of the nasal cavity's respiratory mucosa?

Back

To secrete mucus containing lysozymes to help destroy bacteria

Front

Rhinitis

Back

Inflammation of the nasal mucosa

Front

What is the primary role of the paranasal sinuses?

Back

To lighten the skull and help to warm and moisten the air

Front

Which region of the pharynx is strictly an air passageway?

Back

Nasopharynx

Front

What is the function of the larynx?

Back

To provide a patent airway

Front

What are the true vocal cords composed of?

Back

Elastic fibers

Front

What is the function of the trachea's ciliated mucosa?

Back

To propel mucus, dust particles, and other debris away from the lungs

Front

What happens to air as it reaches the primary bronchi?

Back

It becomes saturated with water vapor