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CHAPTER 4
INTEGUMENTARY TEST
58
Medical
Undergraduate 1
09/06/2008

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Term
Alopecia
Definition
Hair loss. May result from chemotherapy, heredity and/or disease
Term
Autograft
Definition
Skin graft using skin from one's own body.
Term
Basil cell carcinoma
Definition
Slow-growing cancer of the basal cells of the epidermis, usually a result of sun damaged.
Term
Biopsies
Definition
Excision of tissue for microscopic examination
Term
Bulla
Definition
Bubble-like blister on the surface of the skin.
Term
Calluses
Definition
Masses of hard skin that forms as a cover over broken skin on certain areas of the body, especially the feet and hands.
Term
Corium
Definition
Also called dermis. Layer of skin beneath the epidermis.
Term
Crust
Definition
Hard layer, especially one formed by dried pus, as in a scab.
Term
Cryosurgery
Definition
Surgery that removes tissue by freezing it with liquid nitrogen.
Term
Curettage
Definition
Removal of tissue from an area, such as a wound, by scraping.
Term
Cuticle
Definition
Thin band of epidermis that surrounds the edge of nails, except at the top.
Term
Dermatitis
Definition
Irritation or alergy. General term for skin irritation.
Term
Dermis
Definition
Layer of skin below the epidermis. Also called corium. Contains collagen.
Term
Ecchymosis (pl: ecchymoses)
Definition
Purplish skin patch (bruise) caused by broken blood vessels beneath the surface.
Term
Epidermis
Definition
Outer portion of the skin containing several strata. Made up of cells called stratified squamous epithelium.
Term
Exocrine glands
Definition
Glands that secrete toward the outside of the body. Sweat glands. Excretion of sweat is called diaphoresis.
Term
Hair Color
Definition
determined by melanin.
Term
Herpes
Definition
An inflammatory skin disease cased by viruses of the family Herpesviridae.
Term
Hypodermis
Definition
Subcutaneous skin layer: layer below the dermis.Bottom layer of skin. Contains adipose or fatty tissue.
Term
Integumentary
Definition
consists of the skin with all its layers, hair, nail & glands.
Term
Keloid
Definition
Thick scarring of the skin that forms after and injury or surgery.
Term
Keratin
Definition
Hard, horny protein that forms nails and hair.
Term
Leukoplakia
Definition
White patch of mucous membrane on the tongue or cheek.
Term
Liposuction
Definition
Removal of unwanted fat by suctioning through tubes placed under the skin.
Term
Mantoux Test
Definition
Test for tuberculosis in which a small dose of tuberculin is injected intradermally with a syringe. PPD (purified protein derivative of tuberculin) is injected intradermally.
Term
Melanin
Definition
Pigment produced by melanocytes that determines skin, hair, and eye color.
Term
Melanoma
Definition
malignancy arising from cells that form melanin.
Term
Middle Layer
Definition
Dermis or Corium. Contains collagen. Has 2 sublayers: top is Papillary layer and bottom is Reticular layer
Term
Mycosis
Definition
any condition caused by fungus.
Term
Nails
Definition
The layer of keratin that covers the distal portion of the fingers and toes.
Term
Neoplasms
Definition
Abnormal tissue growth.
Term
Onychotomy
Definition
Incision into a nail.
Term
Outer layer
Definition
Called the epidermis called squamous epithelium. Has several strata (sublayers). Top sublayer is the stratum corneum. cells in this sublayer fill with a barrier called keratin. Bottom sublayer is the stratum germinativum. contains cells called melanocytes produce the pigment melanin.
Term
Papillary layer
Definition
Top sublayer of the dermis.
Term
Pediculosis
Definition
Lice infestation.
Term
Petechiae (pl: petechiae)
Definition
A tiny hemorrhage beneath of the surface of the skin.
Term
Plaque (patch)
Definition
Small area of skin differing in color from the surrounding area.
Term
Primary lesions
Definition
Characterized by appearing on previously normal skin. Flat, discolored, changes in skin color. Elevation formed by fluid in cavity. Elevated, palpable solid masses.
Term
Rosacea
Definition
Vascular disease that causes blotchy, red patches on the skin, particularly on the nose and cheeks.
Term
Rubella
Definition
Disease that causes a viral skin rash; German measles.
Term
Scabies
Definition
Skin eruption caused by a mite burrowing into the skin.
Term
Scale
Definition
Small plate of hard skin that falls off.
Term
Sebaceous glands
Definition
Glands in the dermis that open to hair follicles and secrete sebum.
Term
Seborrhea
Definition
Overproduction of sebum fo the sebaceous glands.
Term
Secondary lesions
Definition
abnormalities resulting from changing primary lesions. Loss of skin surface. Material on skin surface.
Term
Skin cancer
Definition
Cancer that forms in tissues of the skin. There are several types of skin cancer. Skin cancer that forms in melanocytes (skin cells that make pigment) is called melanoma. Skin cancer that forms in basal cells (small, round cells in the base of the outer layer of skin) is called basal cell carcinoma. Skin cancer that forms in squamous cells (flat cells that form the surface of the skin) is called squamous cell carcinoma. Skin cancer that forms in neuroendocrine cells (cells that release hormones in response to signals from the nervous system) is called neuroendocrine carcinoma of the skin. Most skin cancers form in older people on parts of the body exposed to the sun or in people who have weakened immune systems.
Term
Sudoriferous glands
Definition
Sweat glands. Type of exocrine gland. Excretion of sweat is called diaphoresis.
Term
Trichopathy
Definition
Disease of the hair.
Term
Tuberculosis
Definition
Mantoux test for diagnosing tuberculosis. Tine test - screening for tuberculosis. Injects the tuberculin using a tine.
Term
Varicella
Definition
Contagious skin disease, usually occurring during childhood, and often accompanied by the formation of pustules; chicken pox.
Term
Vascular lesions
Definition
blood vessel lesions showing through the skin.
Term
Visual examination
Definition
Term
Layers of skin
Definition
Epidermis (stratified squamos epithelium), Dermis (Corium), Subcutaneous (connective tissue, mostly lipocytes)
Term
Herpes Virus
Definition
An inflammatory skin disease caused by viruses of the family Herpesviridai. Herpes 1 - around the mouth. Herpes 2 - on the genitalia.
Term
Ways to prevent first degree burns
Definition

Wear sunscreen, hat, sunglasses, shirts, stay inside

Term
How a person would feel with second degree burns
Definition
Sensitive to the touch and very painful. Involve the epidermis and dermis and involve blistering.
Term
What would third degrees burns look like on a person
Definition
Involve complete destruction of the skin, sometimes reaching into the muscle and bone and causing extensive scarring.
Term
Burns are caused by....
Definition
heat, scalding liquid, chemical, electrical
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