Question

1. choose the best answer.

what is the purpose of the subcutaneous layer?
to insulate and cushion the body
to serve as the body’s outer covering
to rid the body of wastes
to fight diseases

1. choose the best answer.

_____ are small glands that grow new skin cells, fill them with keratin, and push the cells upward.
wax glands
hair follicles
sebaceous glands
sweat pores

Explanation:

For question 12: The subcutaneous layer is made of fat and connective tissue, which provides insulation and cushions internal organs. The outer body covering is the epidermis, waste removal is done by excretory organs, and disease fighting is the immune system's role.
For question 13: Hair follicles produce new skin cells, fill them with keratin, and push them upward to form hair shafts. Wax glands produce earwax, sebaceous glands produce oil, and sweat pores release sweat.

Answer:

1. to insulate and cushion the body
2. Hair follicles