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38 Cards in this Set
- Front
- Back
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epidermis
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The thin outer layer of the skin.
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stratum corneum
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The surface layer of the epidermis composed of dead cells. The ring around the bathtub.
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stratum germinativum
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Inner most layer of the epidermis where cell division takes place.
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dermis
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Thick layer of dense connective tissue that lies under the epidermis of the skin.
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subcutaneous layer
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Tissue beneath the dermis that contains fat cells. composed of loose connective and adipose tissue. Also called the hypodermis.
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sebaceous gland
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Exocrine glands (also called oil glands) associated with hair follicles. Secrete sebum that lubricates and helps waterproof the hair and skin and inhibits the growth of bacteria on skin surface. Blackheads, pimples and cradle cap are blocked sebaceous glands.
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vernix caseosa
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Cream cheese-like covering babies are born with secreted by the sebaceous glands.
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sudoriferous glands
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Sweat glands located in the dermis. A body has 3 million of these.
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apocrine glands
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A type of sweat gland associated with hair follicles & found in the axillary & genital areas. Respond to emotional stress, sexual excitement and produce body oder.
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pheromones
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Sex attractants.
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eccrine glands
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Type of sweat gland throughout the body that secretes a watery substance; plays an important role in body temp. regulation.
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mammary glands
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Modified sweat (eccrine) glands.
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ceruminous glands
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Modified sweat (eccrine) glands. Found in the external auditory canal of ear & secrete cerumen (ear wax). Silkworms & spiders use sweat glands to secrete silk & weave intricate webs.
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insensible perspiration
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500 mL/day of water is lost through the skin.
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sensible perspiration
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Eccrine glands responsible for this & can secrete 1 gallon of sweat per hour.
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striae
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Stretch marks.
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Cutaneous membrane
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The skin, the largest organ.
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keratin
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A tough protein deposited within the cell, hardening and flattening skin cells and making the skin water resistant.
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urticaria
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hives
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Stevens-Johnson syndrome
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Lethal syndrome caused by an allergy to sulfa drugs.
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hypodermis
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Also called the subcutaneous layer. Tissue beneath the dermis that contains fat cells. composed of loose connective and adipose tissue.
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melanocyte
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Melanin-producing cell.
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melanin
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Pigment responsible for skin & hair color.
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vitiligo
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Loss of pigmentation (melanin) in certain areas of the skin, creating patches of white skin.
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ecchymosis
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A black and blue area.
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hirsutism
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Excessive hair growth.
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arrector pili
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Smooth muscle cells attached to the hair follicle that when contracted, causes the hair to stand on end, causing goose bumps.
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alopecia
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The loss of hair. From Greek word meaning fox mange.
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lunula
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Half moon shape, located at base of nail.
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radiation
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Loss of heat as it leaves a warm object, such as the body, to the surrounding cooler air.
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conduction
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Loss of heat energy as it is transferred from the warm body to a cooler object, such as a cooling blanket.
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convection
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Loss of heat energy to the surrounding cooler air. Example-fan cooling skin.
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evaporation
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Loss of heat as liquid changes to vapor or gas.
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hypothalamus
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Part of brain responsible for temperature regulation.
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nonshivering thermogenesis
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Heat production a neonate makes with their brown adipose tissue (BAT).
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eschar
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Dead burned tissue that forms a thick, inflexible, scab-like layer over the burned surface.
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vagabond syndrome
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When the skin of people who continuously harbor body lice becomes hardened and darkly pigmented.
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thermoregulation
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The balance of heat production and heat loss.
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