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49 Cards in this Set
- Front
- Back
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The largest organ of the body is
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skin
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The barrier function of the skin includes
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acid mantle
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Which of the following answers defines hydro?
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water
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Identify the two layers or sections of the skin
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epidermis
dermis |
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Approximately what percentage of water is found in healthy skin?
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50-70%
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Keratin and intercellular lipids are formed in the
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stratum granulosum
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Which layer of the skin produces melanin?
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stratum germinativum
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The junction where the dermis connects to the epidermis is called
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epidermal-dermal junction
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__ aid in the production of collagen and elastin
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Fibroblasts
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Subcutis or __ tissue is found below the reticular layer
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adipose
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Identify the slender outgrowth of the scalp
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hair
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Which fibers stimulate the arrector pili muscles?
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motor nerves
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Which cells in the basal layer produce pigment granules?
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melanocytes
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The __ glands excrete sweat.
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sudoriferous
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What do cells need in order to survive?
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nourishment, protection, and to proliferate
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What are phospholipids, glycolipids, cholesterol, triglycerides, squalene, and waxes?
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lipids
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__ of cells are replaced by the body on a daily basis.
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Billions
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Which of the following answers stimulates cell turnover?
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alpha hydroxy acids
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Atoms or molecules with unpaired electrons are called
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free radicals
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Free radical activity causes
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inflammation
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Natural antioxidants are found in the skin
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true
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Which of the following causes premature aging of the skin?
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smoking, tanning, and certain drugs
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Identify the greatest aging effect of the skin
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UV rays
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__ are called burning rays
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UVB rays
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In order to block UVA and UVB rays sunscreens must be
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broad spectrum
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Estrogen protects the skin by
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being anti-inflammatory, repairing the skin tissue, and having anti-oxidant qualities
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An esthetician's primary role is to __ and nourish the skin.
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preserve, protect
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What is the average square footage and weight of an adult's skin?
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22 sq. ft
8-10 lbs |
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What does TEWL stand for?
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transepidermal water loss
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The most amazing feature of the skin is it's ability
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heal itself
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Which glands excrete perspiration and detoxify the body?
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sudoriferous glands
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Skin absorbs
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oxygen
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Physiology is most accurately described as
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study of the internal working of living organisms
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Appendages include
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hair, nails, sweat, and oil glands
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Primary functions of the skin include
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protection, sensation, heat regulation, absortion, and excretion
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What does the skin protect against?
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outside elements and microorganisms
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Fat insulation keeps the body
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warm
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The sebaceous glands
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soften the skin
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Identify the answer that is not a layer of the skin
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epithelial layer
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Lipids:
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protect cells from dehydration
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It is important to understand the function of each layer of the skin because it helps you to
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correctly choose products and treatments
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Mitosis occurs in which layer of the skin?
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stratum germinativum
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The two layers of the drmis are the
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papillary and reticular
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Papillae are located
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at the bottom of the follicles
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Elastin:
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forms elastic tissue
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Absorption of water and oxygen are
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necessary for the skin's health
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The __ is also referred to as the spiny layer
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stratum spinosum
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The thickest layer of the skin is called the
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dermis
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Which is the answer is the proper name for cell division?
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mitosis
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