ANSWERS REVIEW GRADED A+
◉ Sebum. Answer: the oily secretion of the sebaceous glands
◉ acid mantle. Answer: The skins way of preventing harmful
contaminants from penetrating the skin & damaging it. (keeps
moisture in and bacteria and pollution out) made up of natural oils,
sweat, and dead skin cells.
◉ TEWL (transepidermal water loss). Answer: Water loss caused by
evaporation on the skin's surface.
◉ Melanocytes. Answer: produce melanin
◉ hair follicle. Answer: sac within which each hair grows
◉ arrector pili muscle. Answer: Causes hair to stand on end and
goose bumps to appear (in the base of a hair follicle)
◉ sudoriferous glands. Answer: glands that secrete sweat to the
outside of the body; also assist in body temperature regulation
(SWEAT)
, ◉ sebaceous glands. Answer: secrete sebum (oil) into the hair
follicles where the hair shafts pass through the dermis (OIL
GLANDS)
◉ subcutaneous layer. Answer: innermost layer of the skin,
containing fat tissue
◉ Dermis. Answer: The inner layer of the skin, containing hair
follicles, sweat glands, nerve endings, and blood vessels.
◉ Epidermis. Answer: The outer layer of skin that acts as a
watertight protective covering.
◉ The Reticula Layer. Answer: strengthens the skin providing
structure & elasticity .
◉ papillary layer. Answer: outer layer of the dermis, directly beneath
the epidermis
◉ Collagen. Answer: Fibrous protein that gives the skin form and
strength