GENERAL HISTOLOGY

Detailed explanation-1: -The epithelium is a type of body tissue that forms the covering on all internal and external surfaces of your body, lines body cavities and hollow organs and is the major tissue in glands.

Detailed explanation-2: -Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands. They perform a variety of functions that include protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception.

Detailed explanation-3: -Epithelial tissue is made of layers of cells that cover the surfaces of the body that come into contact with the exterior world, line internal cavities, and form glands.

Detailed explanation-4: -Explanation: The glands are secretory tissues that are derived from the epithelial tissues. The glands are mainly made up of cuboidal epithelial tissue. The cuboidal epithelial tissue line the outer layer of the glands and help in the secretion of the hormones.