Exam 6: Integumentary System

What determines the color of skin?

A person's hands are exposed to a chemical that causes neurological damage. They begin to lose feeling in the skin of their palms and fingers, particularly the sense of fine touch. They no longer can differentiate textures in objects, nor can they tell when they are touching something. What skin structures must have been damaged?

In healthy skin, the production of epidermal cells is closely balanced with the loss of skin cells.

Hypothermia is elevated body temperature due to exposure to heat and the inability of the body to cool down.

The granulations that appear during the healing of a large, open wound are composed mainly of

Eumelanin and pheomelanin are

You have a condition in which your fibroblasts are functional, but very inefficient and produce collagen at a slow rate. You accidentally cut yourself. What will be true of the healing process?

After a severe burn, new skin may grow outward from the hair follicles. New growth begins here because

Blood vessels in the ________ supply epidermal cells with nutrients.

The dermis is composed largely of

When showering, a young woman loses what looks like many hundreds of hairs. She should not be concerned about impending baldness.

While baking a pizza, you accidentally push your arm against the top of the oven while trying to remove it. The area becomes very red, and shortly after the injury, a large blister forms. While it is painful and warm, the burn isn't dry or leathery and the skin isn't blanched white or charred black. This is a type of burn called a ________ burn.

The skin appears yellowish if a person eats too much

Gray hair is

Shafts of hair are composed of

Melanocytes can transfer granules of melanin into nearby epithelial cells.

Which of the following is not correct concerning the skin?

As cells are pushed from the deeper portion of the epidermis toward the surface,

Injections that are administered into the tissues of the skin are called

Skin cells play an important role in producing