Question

inability to absorb digested nutrients and secrete mucus might indicate a disorder in which epithelial tissue?
a) simple squamous
b) simple columnar
c) stratified squamous
d) transitional

Explanation:

Simple columnar epithelium lines the digestive tract and is responsible for absorption of nutrients and secretion of mucus. Simple squamous is for diffusion, stratified squamous for protection, and transitional for stretching.

Answer:

B. simple columnar