| A | B |
| skin lesion | localized abnormality of the skin |
| cyst characteristics | sac filled with fluid or semi-solid material |
| nodule | marble-like, solid lesion more than 1 cm wide and deep |
| seborrheic keratosis | benign skin lesions |
| bullae | blisters greater than 1 cm with clear fluid |
| vesicles | blisters less than 1 cm with clear fluid |
| macules | nonraised, discolored spots less than 1 cm |
| papules | elevated lesions less than 1 cm |
| pustules | vesicles filled with cloudy fluid or pus |
| plaques | elevated, circumscribed patches more than 1 cm |
| primary lesions | initial reaction to an underlying skin problem |
| secondary lesions | changes in the appearance of primary lesions |
| wound | injury involving a break in the skin not caused by disease |
| burns | injury resulting from excessive exposure to heat, electricity, chemicals, radiation, or gases |
| four numeric burn classifications | first, second, third, and fourth degree |
| asepsis | absence of germs |
| bacteriostatic | inhibiting growth of bacteria |
| bactericidal | killing bacteria |
| necrosis | death of areas of tissue or bone |
| skin layer, 1st degree burn | epidermis |
| skin layer, 2nd degree burn | extends into the dermis |
| skin layer, 3rd degree burn | extends through epidermis, dermis and sometimes subcutaneous fat |
| skin layer, 4th degree burn | no skin layers remain, muscles and bone are damaged |
| Burn Association name for 1st degree burns | superficial burns |
| Burn Association name for 2nd degree burns | partial burns |
| Burn Association name for 3rd degree burns | full burns |
| Burn Association name for 4th degree burns | deep full-thickness burns |
| aspiration | withdrawal of fluid with a syringe from a cyst |
| cryosurgery | destruction of tissue by subfreezing temperature |
| curettage | removal of tissue by scraping |
| debridement | removal of foreign material of tissue from a wound |
| dermabrasion | removal of skin tissue with a wire brush or sandpaper |
| electrosurgery | destruction of skin lesions using high-frequency electrical instruments |