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19 Cards in this Set
- Front
- Back
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four layers of skin
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s.corneum(dead cells), s. granulosum,s. spinosum, s. germanitivum(also called basal)
cover dermis |
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antipruritic
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itching of the skin
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three types of treatment for itching
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topical anesthetic, topical antihistamine
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topical anesthetic
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block conduction of nerve terminals that go to fibers
example: lidocaine and benzocaine apply to area 3-4 times per day will interfere with heart rhythms can be absorbed over large areas |
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topical antihistamines
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block the effect of histamine at h1 receptor
do not use more than 7 days because of sensitizing |
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topical hydrocortisone
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corticosteroid used to suppresss inflammatory mediators like cytokines
relieves rash and itching apply 3-4 times per day do not apply to infected areas |
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emollient
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occlusive agent that prevents or reliefs dry skin
moisturizes acts as barrier so water cannot get through |
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moisturizer contains
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water, lipids,surfactants,humectants-helps skin retain water, preservatives, fragrance, color additives like vitamins and natural moisturizing factors
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natural moisturizing factors
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lactate, urea, ammonia, glucosamine
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examples of emollients/moisturizers
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petrolatum water, dermabase cream, eucerin cream
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3 types of moisturizers
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face, body,hand
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what determines what face moisturizer to use?
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oil(use oil free), normal(mineral oil water), dry(larger amts of petrolatum and lanolin)
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what kind of emulsion is a body lotion?
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oil in water emulsion
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hand moisturizer
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heavier than other lotions
petroleum jelly is most economical but greasy feeling add silicon to make water resistant |
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humectant
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hydrating agent can be added to emollient
can come from dermis or atmosphere glycerin best example pulls water from inside skin and holds it there |
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astringents
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stop oozing, discharge, or bleeding
cause vasoconstriction effect only on skin surface al-acetate and witch hazel can use saline for less expensive |
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guidelines for selecting product
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if its wet, dry it-solutions, gels
if its dry, wet it-use creams and lotions |
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dandruff
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chronic non-inflammatory scalp condition with excessive scaling to scalp
winter worsens symptoms occurs in children and early adulthood |
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treatment for dandruff
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wash scalp leaving shampoo on for 5 mins
use shampoo 2-3 times per week |
