Physiology & Histology of the Skin
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Created by:
RedHeadDoll on April 16, 2012
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51 questions
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51 terms
Terms | Definitions |
|---|---|
 physiology is: | STUDY OF THE INTERNAL WORKINGS OR FUNCTIONS OF LIVING ORGANISMS |
| largest organ of the body | SKIN |
| Appendages of the skin | HAIR, NAILS, SWEAT GLANDS AND OIL GLANDS |
| your skin contains what fraction of your body's primary immune cells | ONE-HALF |
| what does the skin protect against | OUTSIDE ELEMENTS AND MICROORGANISMS |
| the barrier function of the skin includes | ACID MANTLE |
| what is average pH of the acid mantle | 4.5 - 5.5 |
| what does TEWL stand for | TRANSEPIDERMAL WATER LOSS |
| the intercellular cement between epidermal cells is made up of | LIPIDS |
| the immune cells that protect us from infection | T CELLS |
| sensory nerve fibers are most abundant in the | FINGERTIPS |
| The average bodys internal thermostat is set at___ degrees fahrenheit. | 98.6 |
| which glands excrete perspiration and detoxify the body? | SUDORIFEROUS |
| the sebaceous glands | SOFTEN THE SKIN, EXCRETE SEBUM, AND PROTECT THE SKIN FROM OUTSIDE ELEMENTS |
| absorption occurs through which part of the skin? | CELLS, FOLLICLES, AND PORES |
| it is important to understand the function of each layer of the skin because it helps you to : | CORRECTLY CHOOSE PRODUCTS AND TREATMENTS |
| estheticians are licensed to work on ? | THE EPIDERMIS ONLY |
| about 95% of the epidermis is made up of : | KERATINOCYTES |
| describe the stratum lucidum | TRANSLUCENT LAYER THAT ALLOWS SUNLIGHT TO PASS THROUGH THE SKIN |
| How long does it take to replace skin cells? | 28 DAYS |
| desquamation is the | SHEDDING OF THE SKIN CELLS IN THE OUTERMOST LAYERS OF THE STRATUM CORNEUM |
| Squamous cells are | FLAT CELLS |
| Clear, transparent layer of the epidermis under the stratum corneum. | STRATUM LUCIDUM |
| what part of the body is skin the thickest | PALM OF THE HAND |
| keratin and intercellular lipids are fromed in the | STRATUM GRANULOSUM |
| which layer of the skin produces melanin | STRATUM GERMINATIVUM |
| The layer of the epidermis where mitosis occurs | STRATUM GERMINATIVUM |
| which cells in the basal layer produce pigment granules? | MELANOCYTES |
| the thick layer of the skin beneath the epidermis | DERMIS |
| what are the 2 layers of the dermis? | PAPILLARY AND RETICULAR |
| ______ aid in the production of collagen and elasin | FIBROBLASTS |
| the junction of the dermis and the epidermis is called the ____ layer. | PAPILLARY |
| stretch marks are caused by | DAMAGED ELASTIN FIBERS |
| Loss of this causes aged skin to wrinkle & sag. | ELASTIN |
| subcutis or _______ tissue is found below the reticular layer | ADIPOSE |
| pertaining to the covering of the internal and external tissue of the body, this is not a layer of the skin | EPITHELIAL |
| if you have folliculitis, you have | AN INGROWN HAIR |
| which fibers stimulate the arrector pili muscles | MOTOR NERVES |
| differences to genetic skin color are due to | THE AMOUNT OF MELANIN ACTIVATED IN THE SKIN |
| products that suppress melanin production by interrupting biochemical processes are referred to as | EUMELANINS |
| apocrine glands are most active | DURING EMOTIONAL CHANGES |
| what do cells need in order to survive | NOURISHMENT, TO PROLIFERATE, AND PROTECTION |
| what stimulates cell turnover | ALPHAHYDROXY ACIDS |
| free radicals: | ARE SUPER OXIDIZERS, ATTACK CELL MEMBRANES, AND STEAL ELECTRONS FROM OTHER ATOMS OR MOLECULES |
| Have the greatest impack on skin aging. | UV RAYS |
| which of these is an indication of free radical damage.? pale skin, dry skin, tanned skin, or red inflammed skin. | RED, INFLAMED SKIN |
| also referred to as "burning rays" | UVB RAYS |
| people with which natural hair color are particularly susceptible to sun damage | RED |
| as estrogen depletes, skin begins to | LOSE IT'S TONE |
| estrogen used i hormone replacement therapy can come from | PLANTS OR ANIMALS |
| couperose veins can be caused by | ALIMENTARY PROBLEMS, HARSH COSMETICS, AND HEAT/COLD FLUCTUATIONS |
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