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Skin
Term | Description |
---|---|
callus | thicker epidermis on the palms and soles |
paronychia | hangnail around fingernail |
eczema | atopic dermatitis |
pilomotor | smooth muscle attached to each hair follicle |
apocrine sweat gland | activated by sweat and emotion |
epidermal cells | have been converted to keratin on the nails |
sweat glands | helps maintain hemeostasis of fluids and electrolytes and body temp |
ceruminious gland | sweat gland located in the external ear |
hair follicle | is the cavity that contains the hair |
epithelial tissue | keratin is a tough protein substance in this tissue |
hair | protects the eyes, ears by keeping out the dust and insects |
sodoriferous | sweat glands |
mitosis | takes place in nail root,hair root, stratum germinativum |
elastin | fibers are able to recoil after being stretched |
cerumen | wax like soft brown secretion found in the external canal of the ear |
sweat gland location | palms, soles, axillae |
grey | lost pigmentation in hair |
reticular layer | network of interlacing cells and fibers |
3000 | how many sweat glands in a sq. inch |
arterioles | small arteries responsible in maintaining of body temp |
superficial fascia | subcutaneous tissue |
keratinocytes | abundant cells with no capillaries present between them |
half an inch | hair grows about how much a month |
false | the greater the deposits of melanin the lighter the skin |
subungual | area situated under the nail |
papillary layer | uneven junction of the dermis with the epidermis |
hair shaft | the only visable part of the hair |
cutaneous membrane | the largest organ of the body |
sebaceous glands | keeps hair supple and skin soft and pliant |
superficial fascia | subcutaneous tissue |
collagen fibers | the protien that gives the dermis its stregth |
fibroblast | cells that produce collagen and elastin |
free nerve endings | pain heat and cold receptors |
encapsulated neve endings | receptors for touch and preasure |
stratum corneum/ epidermis | nonvascular nonsenstive,outer layer of skin |
reticular layer | layer that is vascular and sensitive |
dermatology | study of the skin,it structure,andfunctions,diseases |
lumen | space within a tube ,artery,vein,intestine |
4 layers, 5 layers | layers of skin, except on feet and palms |
papillary layer | creates footprints and fingerprints |
hair follicle | a boil or furruncle is an infection of the |
statum lucidem | translucent/clear layer in soles and palms |
st. spinosum | prickly cell layer of irregulary shaped cells |
st.germinative | basal layer, bottom layer wher columar shaped cells under go mitosis pushing old cells upward |
st.corneum | top layer where dead cells conformed into keratin flake off |
st. granulosum | granular layer wherecells die and granules are present in the cytoplasm |
papillary and reticular | 2 layers of dermis |
papillary layer | elevated into tiny projections and hollows |
integument | somthing that covers or encloses as an enveloping layer of skin or membrane |