Chapter 3
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| What is the definition of epidermis? | the outermost layer, the one that is visible. The epidermis is made of large cells called squamous cells.
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| What is the definition of the dermis? | The layer under the epidermis. This layer is thicker and has fewer cells and more thick fibers to give the skin strength and flexibility. Houses hair follicles, nerves and glands (sweat & oil).
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| roots for fat | adip/o
lip/o
steat/o
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| roots for skin | cutane/o
derm/o
dermat/o
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| roots for hair | pil/o
trich/o
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| roots for sweat | hidr/o
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| roots for scale | squam/o
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| roots for nail | onych/o
ungu/o
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| roots for oil | seb/o
sebace/o
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| root for hidden | crypt/o
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| root for hard, horny | kerat/o
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| root for dry | xer/o
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| root for yellow | xanth/o
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| root for red | erythr/o
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| root for white | leak/o
alb/o
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| root for black | melan/o
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| rashes that start from the middle and work their way outward | centrifungal
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| rashes that spread from the outside inward | centripetal
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| small bumps (under 1 cm) | papules
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| a solid mass that extends deeper into the skim (bumps over 1 cm) | nodules
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| a solid mass on the surface of the skin (large and flat bumps) | plaques
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| papules (bumps under 1cm) filled with clear fluid (a small blister) | vesicles
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| papules (bumps under 1cm) filled with pus (a puss filled blister) | pustules
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| large vesicle (bump over 1cm filled with fluid) | bulla (blister)
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| a locaized collection of pus in the body -large pustules (bump over 1cm filled with pus) | abscesses
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| small, flat spots (such as freckles) | macules
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| large, flat spots | patches
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| a larger solid mass | tumor
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| loss of skin | erosion
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| a sore | ulcer
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| a scratch | excoriation
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| a crack in the skin | fissure
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| skin flaking off | scale
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| a dried substance on the skin | crust
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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