Chap 16, Vocabulary Flashcards
adipocyte
Fat cell
albino
Person with skin deficient in pigment (melanin)
apocrine sweat gland
One of the large dermal exocrine glands located in the axilla and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor.
basal layer
Deepest region of the epidermis; it gives rise to all the epidermal cells.
collagen
Structural protein found in the skin and connective tissue.
cuticle
Band of epidermis at the base and sides of the nail plate.
dermis
Middle layer of the skin.
eccrine sweat gland
Most numerous sweat-producing exocrine gland in the skin.
epidermis
Outermost layer of the skin.
epithelium
Layer of skin cells forming the outer and inner surfaces of the body.
hair follicle
Sac within which each hair grows.
integumentary system
The skin and its accessory structures such as hair and nails.
keratin
Hard protein material found in the epidermis, hair, and nails. Keratin means horn and commonly is found in the horns of animals.
lunula
The half-moon-shaped, whitish area at the base of a nail.
melanin
Skin pigment. It is formed by melanocytes in the epidermis. Eumelanin is brown-black pigment, while pheomelanin is red-yellow.