Question

Define Epithelial tissue and write the major functions and distinguishing features​

Answer 1

Answer:

Epithelium is one of only 4 types of human body tissues.Forming sheets that cover the internal and external body surfaces  and secreting organs. Functions of epithelial tissue are secretion, protection, absorption, transportation and special sensory receptive.

Answer 2

Answer:

Epithelium is one of only 4 types of human body tissues. ... Forming sheets that cover the internal and external body surfaces (surface epithelium) and secreting organs (glandular epithelium). Functions of epithelial tissue are secretion, protection, absorption, transportation and special sensory receptive.

Explanation:

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.