The main site of gas exchange is the ________

A) alveolar duct
B) respiratory bronchiole
C) alveoli
D) alveolar sacs


C

Anatomy & Physiology

You might also like to view...

Binding of the sperm head to ZP3 triggers the Ca2+-dependent __________ reaction

Fill in the blank(s) with correct word

Anatomy & Physiology

The wall of the eye is made up of three layers: ____________________, ____________________, and ____________________.?

Fill in the blank(s) with correct word

Anatomy & Physiology

Cytosol is the site of many chemical reactions required for the cell's existence.

a. true b. false

Anatomy & Physiology

Which of the following is able to passively penetrate the plasma membrane (without a transport protein)?

A. Large polar molecules
B. Small charged particles
C. O2
D. All of the choices are correct.

Anatomy & Physiology