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Med Terms:Chapter 2
Term | Definition |
---|---|
1. corne/o | horn, hard |
2. hidr/o | sweat |
3. kerat/o | hard |
4. onych/o | nail |
5. plas/o | formation |
6. purpur/o | purple |
7. myc/o | fungus |
8. seb/o | sebum (oil) |
9. squam/o | scale |
10. trich/o | hair |
11. xanth/o | yellow |
12. xer/o | dry |
13. sudoriferous glands | sweat glands |
14. lesion | an area of pathologically altered tissue |
15. primary lesions | lesions arising from previously normal skin |
16. macule | a flat, discolored spot on the skin up to 1 cm across |
17. papule | a solid mass on the skin up to 0.5 cm in diameter |
18. nodule | a solid mass greater than 1 cm that extends deeper into the epidermis |
19. wheal | an area of localized skin edema (swelling, a hive, etc) |
20. bulla | a blister larger than 0.5 cm (a second degree burn, bulla=bubble) |
21. excoriation | a scratch mark |
22. fissure | a linear crack in the skin |
23. scale | a thin flake of exfoliated epidermis |
24. ecchymosis | bruise, a black and blue mark |
25. keloid | an abnormal overgrowth of scar tissue that is thick and irregular (kele=tumor) |
26. dysplastic nevus | a mole with precancerous changes |
27. verruca | an epidermal growth caused by a papiloma viirus, also called a wart |
28. dermatosis | any disorder of the skin |
29. Rubeola | a term used for measles |
30. gangrene | death of tissue associated with loss of blood supply |