If one of the functions of the capillaries is to supply body cells with oxygen and nutrients, you would expect the capillary walls to consist of
A) connective tissue.
B) keratinized epithelium.
C) stratified squamous epithelium.
D) simple columnar epithelium.
E) simple squamous epithelium.

Question

Quizplus · Accepted Answer

Capillary walls are made of simple squamous epithelium, which is a single layer of flat cells. This structure allows for efficient exchange of oxygen, nutrients, and waste products between blood and surrounding tissues.

If One of the Functions of the Capillaries Is to Supply