The Respiratory System: Anatomy Labeling

Name the tube that carries air from the throat into the chest, shown as the rigid, ringed airway in the center of the diagram.

(a)  

Which structure is the voice box located at the top of the windpipe?

(a)  

Identify the dome-shaped muscle beneath the lungs that contracts to pull air into the lungs.

(a)  

What is the name of the small air sacs where gas exchange with the blood occurs?

(a)  

Which structures are the main organs of the respiratory system that inflate and deflate during breathing?

(a)  

Select the term that names the flexible tubes that branch from the trachea into each lung.

(a)  

Choose the term for the smaller air passages that branch from the bronchi within the lungs.

(a)  

Name the bones that form the protective cage around the lungs and heart.

(a)  

Identify the muscles located between the ribs that help expand the ribcage during breathing.

(a)  

Label the respiratory system.

e

d

c

b

a

Diaphragm

Alveoli

Bronchiole

Trachea

Lung