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Nurs 506 med terminology 9-22
Terminology
37
Nursing
Undergraduate 3
09/28/2011

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Term
Question
Definition
Answer
Term
Integumentary System
Definition
Skin and its accessory organs; Largest system in the body
Term
Integumentary System Functions
Definition
Covers the entire body keeping body fluids in and pathogens out; Secreting substances such as perspiration and oil; Contains nerve endings which allow sensations of heat, cold, pressure, pain, and temperature; Regulates body temperature through constriction and dilation of the blood vessels in the skin
Term
Epidermis
Definition
A thin, cellular membrane layer
Term
Dermis
Definition
Dense, fibrous, connective tissue layer
Term
Subcutaneous
Definition
Thick, fat-containing tissue
Term
Lesion
Definition
Pathologic change of tissue due to disease or injury; Are described by their location, appearance, size, and color
Term
Asymmetry
Definition
One half of the skin lesion looks different from the other half
Term
Border
Definition
The border is irregular or poorly circumscribed (to enclose)
Term
Color
Definition
Varies from one area of the skin lesion to another; May be shades of tan, brown, black, red, white or blue
Term
Diameter
Definition
Larger than 6 mm, roughly the size of a pencil eraser
Term
Evolution
Definition
Change in the lesion over time
Term
ABCDEs of Skin Cancer
Definition
Asymmetry; Border; Color; Diameter; Evolution
Term
Skin Ulcers
Definition
Commonly develops where bony prominences compress the skin tissue; 4 stages
Term
Stage 1 Skin Ulcer
Definition
Redness of skin, may be warm to touch
Term
Stage 2 Skin Ulcer
Definition
Superficial blistering and breakdown of skin layers
Term
Stage 3 Skin Ulcer
Definition
Skin layers are eroded as necrosis extends into subcutaneous fat
Term
Stage 4 Skin Ulcer
Definition
Necrotic erosion extends past fascia, involving muscle or bone, funneling may occur
Term
3 Types of Skin Cancer
Definition
Melanoma; Basal Cell Carcinoma; Squamous Cell Carcinoma
Term
Macule
Definition
Change in the color of the skin. It is flat, if you were to close your eyes and run finger over, you couldn't feel it
Term
Patch
Definition
Macule that is more than 1 cm in diameter; It has an irregular shape
Term
Papule
Definition
A solid elevated skin lesion less than 1 cm across; they are rough in texture and usually are pink, red, or brown
Term
Nodule
Definition
Raised, solid lesion more than 1 cm and may be in the epidermis, dermis, or subcutaneous
Term
Wheal
Definition
Area of edema in the upper epidermis
Term
Crust
Definition
Result of the drying of plasma or exudate on the skin
Term
Vesicle
Definition
Raised lesions less than 1 cm in diameter that are filled with clear fluid
Term
Bulla
Definition
Circumscribed fluid filled lesions that are greater than 1 cm in diameter
Term
Pustule
Definition
Circumscribed elevated lesions that contain pus; they are most commonly infected but may be sterile
Term
Cyst
Definition
An abnormal membranous sac containing a gaseous, liquid, or semisolid substance
Term
Abrasion
Definition
A scraped area on the skin or on a mucous membrane, resulting from injury or irritation
Term
Fissure
Definition
Linear cleavage of the skin which extends into the dermis
Term
Ulcer
Definition
Occur when there is necrosis of the epidermis and dermis and sometimes of the subcutaneous tissue
Term
Petechia
Definition
A small purplish spot on a body surface, such as skin or mucous membrane, caused by a minute hemorrhage and often seen in typhus
Term
Ecchymosis
Definition
The passage of blood from ruptured blood vessels into subcutaneous tissue, marked by a purple discoloration of the skin
Term
Pupura
Definition
A condition characterized by hemorrhages in the skin and mucous membrane that result in the appearance of purplish spots or patches
Term
Keloid
Definition
A red, raised formation of fibrous scar tissue caused by excessive tissue repair in response to trauma or surgical incision
Term
Polyp
Definition
A usually nonmalignant growth or tumor protruding from the mucus lining of an organ, such as nose, bladder, or intestine, often causing obstruction
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