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21 Cards in this Set
- Front
- Back
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the process of removing excess accumulations of dead cells from the corneum layers of the epidermis is defined as
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superficial peeling, exfoliation, keratosis, desquamation which is the process keratinocytes are continually shed from the skin.
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CRF
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cell renewal factor or cell turnover rate. it is the rate of cell mitosis and migration from the dermis to the top of the epidermis.
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what is the average cell turnover rate for babies
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14 days
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average cell turnover rate for teenagers
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21 to 28 days
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average cell turnover rate for adults
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28 to 42 days
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average cell turnover rate for over 50
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42 to 84 days
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jessner's peel
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contains lactic acid, salicylic acid, and resorcinol in an ethanol solvent.
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TCA
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a medium-depth peel that removes the epidermis down to the dermis.
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phenol
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highly acidic deep peel that peels down into the dermis
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why and when is the term chemical exfoliation used
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used in place of the word peel to differentiate between the deeper clinical peels and the lighter chemical exfoliation with AHAs used in salons and spas.
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what is the strongest alpha hydroxy acid and what is it derived from
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glycolic acid. derived from sugar cane.
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what is latic acid derived from
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milk
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what is tartaric acid derived from
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grapes
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what is citric acid derived from
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citrus fruit
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what is malic acid derived from
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apples.
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name the 5 AHAs
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glycolic, lactic, tartaric, citric, and malic
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name a BHA
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salicylic
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why is salicylic acid used for oily skin
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it also dissolves oil. plus it is derived from sweet birch, willow bark, and wintergreen - has antiseptic and anti-inflammatory properties
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why is latic used for dry skin
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it is hydrating
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a pH less than blank is not recommended for salon peels. most states don't allow it
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less than 3
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list 6 benefits of peels and chemical exfoliation
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1. improved texture, barrier function, and moisture retention. 2. increased CRF, hydration, and intercellular lipids. 3. reduced fine lines, wrinkles, and surface pigmentation. 4. skin looks and feels smoother and softer. 5. improved skin conditions such as acne, hyperpigmentation, clogged pores, and dry skin. 6. potentially stimulating elastin and collagen production
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