Question

define columnar epilthileum.​

Answer 1

Explanation:

Simple columnar epithelia are tissues made of a single layer of long epithelial cells that are often seen in regions where absorption and secretion are important features. The cells of this epithelium are arranged in a neat row with the nuclei at the same level, near the basal end.

Answer 2

Answer:

$\underline{\huge{Answer:-}}$

it consists of a single layer of tall and slender layer of tall and slender cells lying on a basement membrane

the nuclei are somewhat elongated along the log axis of the cell. nuclei lie near the bases of the cells .free surface may be smooth or bear microvilli for increasing the absorvative surface area . some cell of this epilthileum produce mucous and are called goblet cells.

the epilthileum containing mucous secreting cells , along with underlying suppoerting6 connective tissue is called mucosa or mucous membrane . the intestinal mucosa bearing microvilli is called brush border coulmnar epithelium.

$hope \: it \: helps$