Epithelial tissue

Epithelial tissue is one of the four tissue types of the human body.

a. Describe the various functions of epithelial tissue. In your post, describe the multiple morphologies (shapes) and structures of epithelial tissue. Provide an example of an organ in the human body that has epithelial tissue.

b. What is the cause of acne vulgaris? If your teenage son had a case of acne vulgaris, what treatments would you recommend?