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CHAP 3
| Term | Def |
|---|---|
| Epidermis | Made up of squamous cells |
| Dermis | Made up of a few cells and many thick fibers Strong and flexible Contains hair follicles, nerves, and glands |
| Hair follicles | Hold the hair into the dermis Nourish the hair |
| Nerves | Detect pressure, temperature, and pain |
| Glands | Sweat glands release sweat Sebaceous glands secrete sebum (oil) |
| Nails | Protect fingers and toes |
| Fat | Adip/o Lip/o Steat/o |
| Skin | Cutane/o Derm/o Dermat/o |
| Hair | Pil/o Trich/o |
| Sweat | Hidr/o |
| Scale | Squam/o |
| Nail | Onych/o Ungu/o |
| Oil | Seb/o Sebace/o |
| Hyper/hidr/o/sis | condition of excessive sweat production |
| Hypo/hidr/o/sis | condition of little sweat production |
| Onych/algia | painful nail |
| Sub/ungu/al | pertaining to below the nail |
| squamous layer | scaly layer; the epidermis is made of squamous cells |
| Sebo/lith | stone made of oil |
| Pilo/sebace/ous | pertaining to the hair’s oil glands |
| Unusual skin texture | Kerato-means hardness or horniness Xero-means dryness Crypto-means hidden |
| Unusual skin color | leuko- means whiteness erythro- means redness xantho- means yellowness melano- means blackness |
| dermatalgia/dermatodynia | painful |
| pruritus | an itch |
| urticaria | hives |
| Sebo/rrhea | discharge of oil |
| Xero/sis | condition of dryness |
| macerate | to soften the skin |
| hyperhidrosis | condition of excessive sweating |
| anhidrosis | condition of lack of sweating |
| de/pigmentation | loss of pigmentation |
| hyper/melanosis | condition of darkening of the skin |
| alopecia | hair loss |
| Hyper/trich/o/sis | condition of too much hair |
| comedo | a plugged hair follicle; also known as a white head or black head |
| macerate | to soften the skin |
| urticaria | swollen, raised itchy areas of the skin |
| Dermat/algia and dermat/o/dynia | both mean skin pain |
| Dermat/o/lysis | loose skin; often seen with a great amount of weight loss |
| Hemat/o/hidro/sis | sweating blood |
| Xanth/o/derma | condition of yellow skin |
| Rhyti/dermia | wrinkled skin |
| Onych/o/phagia | eating or biting the nails |
| Hypo/melan/o/sis | condition of diminished melanin in the skin |