MICROANATOMY

Detailed explanation-1: -Cuboidal epithelium : Cuboidal epithelial cells are cube-like in appearance, meaning they have equal width, height and depth. Columnar epithelium : Columnar epithelial cells are column-like in appearance, meaning they are taller than they are wide.

Detailed explanation-2: -Columnar epithelium covers the intestinal tract from the end of the esophagus to the beginning of the rectum. It also lines the ducts of many glands. A typical form covers the villi (nipple-like projections) of the small intestine.

Detailed explanation-3: -The correct option is A Goblet cells. Elongated cells that are present adjacent to each other and resemble a column are known as columnar epithelial cells. Goblet cells are specialized columnar cells that have the capacity to produce mucus and protect the surface.

Detailed explanation-4: -The columnar epithelium is composed of epithelial cells that are column-shaped. The cell comprising the columnar epithelium is taller than it is wide. Its height is approximately four times its width. The nucleus in each cell is elongated and often found near the base.