Integumentary System

21 terms by simjes13

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Organ

group of tissues that work together to perform closely related functions

Integumentary System

organ system that includes har, skin, and nails and protects the body from pathogens and maintains homeostasis

Epidermis

outer layer of skin

Dermis

the deep vascular inner layer of the skin

Subcutaneous Layer

connective and adipose tissue layer just under the dermis

Keratinization

older cells harden in this process, process by which the cells of epidermis become filled with keratin and move to the surface, where they are sloughed off

Melanin

a pigment that gives the skin its color

Cut

beneath the skin

Derm

inner layer of the skin

Epi

outer layer of the skin

Follic

tubelike depression in which a hair develops

Kerat

protein produced as epidermal cells die and harden

Melan

dark pigment produced by certain cells

Seb

Gland that secretes an oily substance

Hair Follicle

a small tubular cavity containing the root of a hair

Eumelanin

Melanin that give brown and black color to hair

Pheomelanin

melanin that provides natural hair colors from red and ginger to yellow/blond tones

Sebaceous Glands

secrete sebum (oil) into the hair follicles where the hair shafts pass through the dermis

Sweat Glands

glands of the skin that secrete small amounts of water to the skins surface

Eccrine Galnds

most abundent sweat glands, respond throught life to body temperature elevated by environmental heat or physical exercise.

Apocrine Glands

sweat glands in the pubic and underarm areas that secrete thicker sweat, that produce odor when come in contact with bacteria on the skin

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