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Integumentary system
Diagnostic, procedural and lab terms
| Term | Definition |
|---|---|
| Dermatology | studies, diagnoses and treats ailments of the skin |
| Exudate | fluid excreted out of tissue |
| Allergen | provokes allergic reaction |
| Patch test | Test for allergic sensitivity in which a small dose of antigen is applied to the skin on a small piece of gauze |
| Scratch test | Test for allergic sensitivity in which a small amount of antigen is scratched onto the surface of the skin. |
| Intradermal | Test that injects antigen or protein between layers of skin. |
| Antigen | substance containing the allergen |
| Mantoux/Purified protein derivative (PPD): | Test for tuberculosis in which a small dose of tuberculin is injected intradermally with a syringe. |
| tine [tīn] test, TB tine | Screening test for tuberculosis in which a small dose of tuberculin is injected into a series of sites within a small space with a tine (instrument that punctures the surface of the skin). |
| adip/o, lip/o | fatty |
| melan/o | black, very dark |
| dermat/o, derm/o,cutan/o | skin |
| hidr/o | sweat |
| ichthy/o | fish/scaly |
| kerat/o | horny tissue |
| myc/o | fungus |
| onych/o | nail |
| pil/o, trich/o | hair |
| seb/o | sebum, sebaceous gland |
| steat/o | fat |
| xanth/o | yellow |
| xer/o | dry |
| integumentary system | To cover and protect the body. Regulate body temperature. Excretion of waste material from the body. Participation in the synthesis of vitamin D. |
| Skin | The largest organ of the body. External protective covering to disease. Plays a vital role in homeostasis |
| Hair | grows out of the epidermis to cover various parts of the body. serves to cushion and protect |
| Nails | made of hard keratin. serve as a protective covering, help us grasp objects and allow us to scratch |
| Glands | Distributed throughout the body. Found on the hands, soles of feet, axillae, and forehead. |
| BSA | body surface area |
| Bx, bx, Bx | biopsy |
| Derm | Dermatology |
| HIV | human immunodeficiency virus/ disease |
| HSV | herpes simplex virus |
| I&D | incision & drainage |
| ID | infectious disease |
| Oint | ointment |
| PPD | purified protein derivative - used in a skin test for TB |
| Staph | staphylococcus |
| STI | sexually transmitted infection |
| Strep | streptococcus |
| TB | tuberculosis |
| Integument | largest body organ |
| epidermis | Outer portion of the skin |
| Dermis | Layer of skin beneath the epidermis containing blood vessels, nerves, and some glands |
| subcutaneous layer | Bottom layer of the skin containing fatty tissue. |
| hypodermis | Subcutaneous skin layer; layer below the dermis |
| stratum, strata | Layer of tissue, especially a layer of the skin |
| squamous epithelium | Flat, scaly layer of cells that makes up the epidermis |
| stratified squamous epithelium | Layers of epithelial cells that make up the strata of epithelium of the epidermis |
| stratum corneum | top sublayer of the epidermis. |
| keratin | Hard, horny protein that forms nails and hair |
| stratum germinativum | Bottom sublayer of the epidermis. |
| melanocyte | Cell in the epidermis that produces melanin |
| melanin | Pigment produced by melanocytes that determines skin, hair, and eye color. |
| collagen | Major protein substance that is tough and flexible and that forms connective tissue in the body. |
| striae | Stretch marks made in the collagen fibers of the dermis layer. |