How do epithelial tissues obtain needed nutrients?
A)Blood vessels travel through all the layers of the epithelium to provide nutrients.
B)Blood vessels travel through the basal layer of the epithelium to provide nutrients.
C)Blood vessels travel through underlying tissues to provide nutrients.
D)Epithelial tissue stores nutrients so it has a constant supply.
E)Epithelial tissue does not nutrients because it is not living tissue.

Question

Quizplus · Accepted Answer

Epithelial tissues do not have blood vessels within their layers; instead, they rely on blood vessels in underlying tissues to provide nutrients. This is why some epithelial tissues, such as the surface of the skin or the lining of the digestive tract, have direct contact with the external environment or ingested contents.

How Do Epithelial Tissues Obtain Needed Nutrients