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Integ. System Ch. 3
Integumentary System (not sure what textbook)
Question | Answer |
---|---|
epidermis | outer layer of the skin |
keratin | horny or cornified layer, composed of protein. It is contained in the hair, skin, and nails. |
melanin | color, or pigmentation, of the skin |
dermis (true skin) | inner layer of skin |
sweat glands (sudoriferous glands) | tiny, coiled, tubular structures that emerge through pores on the skin's surface. |
sebaceous glands | secrete sebum (oil) into the hair follicles where the hair shafts pass through the dermis. |
hair | compressed, keratinized cells that arise from hair follicles; the sacs that enclose the hair fibers |
nails | originate in the epidermis. Nails are found on the upper surface of the ends of the fingers and toes. The white area of the base of the nail is called the lunula, or moon. |
cutane/o, derm/o, dermat/o | skin |
hidr/o | sweat |
kerat/o | horny tissue, hard |
onych/o, ungu/o | nail |
seb/o | sebum (oil) |
trich/o | hair |
aden/o | gland |
aut/o | self |
bi/o | life |
coni/o | dust |
crypt/o | hidden |
fibr/o | fibrous tissue, fibers |
heter/o | other |
myc/o | fungus |
necr/o | death (cells, body) |
pachy/o | thick |
rhytid/o | wrinkles |
staphyl/o | grapelike cluster |
strept/o | twisted chains |
xer/o | dry |
-coccus | berry-shaped (form of bacterium) |
-ectomy | excision or surgical removal |
-ia | diseased or abnormal state, condition of |
-itis | inflammation |
-malacia | softening |
-opsy | to view |
-orrhea | flow, excessive discharge |
-phagia | eating or swallowing |
-plasty | plastic or surgical repair |
-tome | instrument used to cut |
epi- | on, upon, over |
intra- | within |
para- | beside, beyond, around |
per- | through |
sub- | under, below |