Any Substance That Enters or Leaves Your Body Must Cross

Question

Any substance that enters or leaves your body must cross
A) muscle tissue.
B) connective tissue.
C) secretory tissue.
D) neural tissue.
E) epithelial tissue.

Accepted Answer

Epithelial tissue forms a continuous layer covering the surface of our body and lining the internal organs. It is the main tissue involved in absorption, secretion, and transportation of substances such as nutrients, gases, and waste products. Therefore, any substance that enters or leaves the body must cross epithelial tissue.