Question

Which tissue type in the human body is often exposed to air?

A) epithelial
B) connective
C) muscle
D) nervous

Answer 1

A) epithelial
-The epithelium definition is the tissue that covers the surfaces and lines the cavities of the body.

Answer 2

A is the answer

Step-by-step explanation:

Epithelial cells are polarized, meaning that they have a top and a bottom side. The apical, top, side of an epithelial cell faces the inside of a cavity or the outside of a structure and is usually exposed to fluid or air.