Respiratory System Terminology

Front

Trachea

Back

The windpipe that carries air to the lungs.

Front

Pharynx

Back

A passage that directs air from the nose and mouth to the trachea.

Front

Epiglottis

Back

A flap that prevents food from entering the airway.

Front

Larynx

Back

The voice box that allows speech and protects the trachea.

Front

Bronchi/Bronchioles

Back

Tubes that branch from the trachea into the lungs, bronchioles are the smaller tubes.

Front

Alveoli

Back

Tiny sacs where oxygen exchange happens.

Front

Diaphragm

Back

A muscle that controls breathing by moving up and down.

Front

Nasal Cavity

Back

The inside of your nose.

Front

Bronch-

Back

Referring to the bronchi, the major air passages of the lungs.

(Bronchitis - inflammation in the bronchi)

Front

Pneumo-

Back

A prefix relating to the lungs or air.

(Pneumonia - infection in the lungs)