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Skin - Definition
Chapter 12 Skin
| Term | Meaning |
|---|---|
| Alopeci | The loss of hair(baldness)is called? |
| Annular | A circular shape to skin lesion is called? |
| Bulla | This elevated cavity free fluids larger than 1cm diameter |
| Confluent | These skin lesions that run together are called? |
| Crust | This thick dried-out exudate left on the skin when vesicles/ pustules burst or dryup are called? |
| Cyanosis | The duskey blue color to skin or mucous membranes due to increased amount of unoxygenated hemoglobin is called? |
| Erosion | This scooped out, shollow depression in the skin is called? |
| Erthema | This redness of the skin due to excess blood in dilated superficial capillaries, as in fever or inflammation is called? |
| Excoriation | This self inflicted abrasion on the skin due to excessive scratching is called? |
| Fissure | These linear crack in the skin extending into dermis is called? |
| Furuncle | This (boil) suppurative inflammatory skin lesion due to infected hair follicle is called? |
| Hemangioma | This skin lesion due to benign proliferation of blood vessels in the dermis is called? |
| Iris | A target shape of skin lesion |
| Jaundice | This yellow color to skin, palate, and sclera due to excess bilirubin in the blood. |
| Keloid | This is a hypertrophic scar, elevated beyound site of original injury |
| Lichenification | These tightly packed set of papules that thickens skin, from prolonged intense scraching |
| Lipoma | This is a benign fatty tumor |
| Maceration | The softening of tissue by soaking |
| Macule | This flat skin lesion with only a color change |
| Nevus | A (mole) circumscribed skin lesion due to excess melanocytes |
| Nodule | This elevated skin lesion, >1cm diameter |
| Pallor | This excessively pale, whitish-pink color or lightly pigmentedd skin |
| Papule | This palable skin lesion of < 1cm diameter |
| Plaque | This skin lesion in which papules coalesce or come together |
| Pruritus | This term is used for itching |
| Purpura | This red-purple skin lesion due to blood in tissues from breaks in blood vessels |
| Pustule | This elevated cavity containing thick turbid fluid |
| Scale | These compacked desiccated flakes of skin from shedding of dead skin cells |
| Telangiectasis | This skin lesion due to permanently enlarged and dilated blood vessels that are visible |
| Ulcer | The sloughing of necrotic inflammatory tissue that causes a deep depressio in skin, extending into dermis |
| Vesicle | This elevated cavity containing free fluid up to 1cm diameter |
| Wheal | This raised red skin lesion due to interstitial fluid |
| Zosteriform | A linear shape of skin lesion along a nerve route |
| Patch | A raised thick portion of the skin, which has well defined edges with a flot or rough surface |
| Tumor | A swelling or enlargement of skin tissue |
| Cyst | A skin cavity filled with fluid is called? |
| Scar | A mark left in the skin or an internal organ by the healing of a wound, wore or injury because of replacement by connective tissue of the injured tissue |
| Atrophy | The loss of thickness of the epidermis or dermis or other tissue |
| pathogen | A microorganism capable of producing a disease |
| endogenous | Produced or originating from within a cell or organism. |
| exogenous | Originating outside an organ or part. |
| virulence | A pathogens ability to produce disease |
| sterilize | To free from microorganisms or to make incapable of reproduction |
| disinfection | The application of materials and surfaces to destroy pathogenic microorganisms |
| exudate | Any fluid released from the body with a high concentration of protein, cells, or solid debris. |
| chemotaxis | The movement of additional white blood cells to an area of inflammation in response to the release of chemical mediators by neutrophils, monocytes, and injured tissue. |
| neutrophils | 1st reponders and are responsible for much of the body's protection against infection wher phagocytic activity occurs. |
| neutrophils | They play a primary role in inflammation, are readily attracted to foreign antigens (chemotaxis), and destroy them by phagocytosis. |
| neutrophils | killed during inflammation release destructive enzymes and toxic oxygen radicals that eradicate infectious microorganisms. |
| phagocytic(phagocytosis) | A three-stage process by which phagocytes (neutrophils, monocytes, and macrophages) engulf and destroy microorganisms, other foreign antigens, and cell debris. |
| monocyte (macrophages) | These are the late inflammatory responders, they clean up debris, exudate, etc |
| monocyte (macrophages) | They as the major scavengers of the blood, clearing it of abnormal or old cells and cellular debris as well as pathogenic organisms. |
| serous exudate | Thin or watery, rather than syrupy, thick, or viscous exudate that has little protein, a blister. |
| purulent exudate | forming or containing pus. |
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