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A Challenge Research

Skin

QuestionAnswer
arrector pili muscles these contract, causing the hair to "stand up straight" on the skin, to generate heat when the body is cold; goose bumps
capillary smallest of the blood vessels; distributes oxygenated blood from arteries to tissues & returns deoxygenated blood back to the veins
dermis supports & protects the skin & deeper layers; assists in thermoregulation; aids in sensation; between epidermis & subcutaneous
epidermis the outermost layer of skin, provides a waterproof barrier and creates skin tone; does not contain any blood vessels
fat cells found in the subcutaneous tissue; store fat/energy; protect muscles & bones from the impact of hits or falls; insulates; adipose cells
hair covers the body to provide warmth & protect skin; cushions the body against injury
hair follicle a tiny cavity found in the skin, below the dermal layer; regulates hair growth
nerve ending sensitive to painful stimuli, to hot and cold, and to light touch; the end of a nerve
pore small openings in the skin that release oils and sweat; connected to hair follicles
subcutaneous tissue provides insulation for the body for temperature regulation and as a cushion surrounding vital organs; lowest layer of skin
sweat gland used to regulate temperature and remove waste by secreting water, sodium salts, and nitrogen waste onto the skin's surface
Created by: MrsHough
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