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Chapter 5 Skin
Skin, Dr. T, EU
34
Biology
Undergraduate 4
09/17/2011

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Cards

Term
Hyperkeratosis
Definition

An overgrowth of the horny layer of the epidermis

(high-per-kair-ah-TOH-sis)

Occurs when new cells move to the stratum corenum in 7 instead of 14 days

Term
Impetigo
Definition

Contagious superficial skin infeciton characterized by serous vesicles and pustules filled with millions of staphylococcus or streptococcus bacteria, usually forming on the face. 

(im-peh-TYE-goh)

Term
Kaposi's sarcoma
Definition

Vascular malignant lesions that begin as soft purple-brown nodules or plaques on the face and oral cavity but can occur anywhere on the body and gradually spread throughout the skin. 

(CAP-oh-seez sar-KOH-ma)

Term
Keloid
Definition

An enlarged, irregular shaped, and elevated scar that forms due to the presence of large amoutns of collagen during the formation of the scar. 

(KEE-loyd)

Term
Keratosis
Definition

Skin condition in which there is a thickening and overgrowth of the cornified epithelim

(kair-ah-TOH-sis)

Term
Seborrheic Keratosis
Definition

Appears as brown or waxy yellow wartlike lesion(s), 5 to 20 mm in diameter, loosely attached to the skin surface 

(seb-oh-REE-ik kair-ah- TOH-sis)

Term

Actinic Keratosis

 

 

 

 

 

 

 

 

Definition

A premalignant, gray or red-to-brown, hardened lesion caused by excessive exposure to sunlight. Also called solar keratosis. 

(ak-TIN-ic kair-ah-TOH-sis)

Term
Leukoplakia
Definition

White, hard, theckened patches firmly attached to the mucous membrane in areas such as the mouth, vulva, or penis. 

(loo-koh-PLAY-kee-ah)

Term
Malignant Melanoma
Definition

Malignant skin tumor originating from melanocytes in preexisting nevi, freckles, or skin with pigment; darkly pirmented cancerous tumor. 

(mah-LIG-nant mel-ah-NOH-mah)

Term
Nevus (mole)
Definition

A visual accumulation of melanocytes, creating a flat or raised rounded macule or papule with definite borders. 

(NEV-us)

Term
Onychocryptosis
Definition

Ingrown nail. The nail pierces the lateral fold of skin and grows intot he dermis, causing swelling and pain. 

 

(on-ih-koh-krip-TOH-sis)

Term
Onychomycosis
Definition

A fungal infection of the nails. 

 

(on-ih-koh-my-KOH-sis)

Term
Pediculosis
Definition

A highly contagious parasitic infestation caused by blood-sucking lice. 

 

pee-dik-you-LOH-sis

Term
Pemphigus
Definition

a rare incurable disorder manifested by blisters in the mouth and on the skin which spread to invovled large areas of hte body, including the chest, face, umbilicus, back and grown. 

 

(PEM-fih-gus)

Term
Pilonidal Cyst
Definition

A closed sac located in teh sacrococcygeal area of the back, sometimes noted at birth as a dimple 

 

(pye-loh-NYE-dal)

Term
Psoriasis
Definition

A common, noninfectious, chronic disorder of the skin manifested by silvery-white scales covering round, raised, reddened plaques producing ithing (pruritus)

 

(soh-RYE-ah-sis)

Term
Rosacea
Definition

Rosacea is a chronic inflammatory skin disease that mainly affects the skin of the middle third of the face. The individual has persistent redness over the areas of the face, nose, and cheeks. 

 

(roh-ZAY-she-ah)

Term
Scabies
Definition

A highly contagious parasitic infestation caused by the "human itch mite," resulting in a rash, pruritus, and slightly raised thread-like skin lines. 

 

(SKAY-beez) 

Term
Scleroderma
Definition

A gradual thickening of the dermis and sweeling of the hands and feet to a state in which the skin is anchored to the underlying tissue. 

 

(sklair-ah-DER-mah)

Term
Systemic Lupus Erythematosus
Definition

A chronic, multisystem, inflammatory disease characterized by lesions of the nervous system and skin, renal problems, and vasculitis. A red rash known as the "butterfly rash" is often seeon the nose and face

 

(sis-TEM-ic LOO-puss air-ih-them-ah-TOH-sus)

Term
Tinea
Definition

More commonly known as ringworm, a chronic fungal infection of the skin that is characterized by scaling, itching, and sometimes painful lesions. The lesions are named according to the body part affected. 

(TIN-ee-ah)

"capitis=scalp 

"corporis=body

"cruris=groin

"Pedis=foot

 

Term
Wart (Verruca)
Definition
A benign, circumscribed, elevated skin lesion that results from hypertrophy of the epidermis; caused by the human papilloma virus. 
Term
Cautery
Definition

Heat or caustic substances that burn and scar the skin (coagulation of tissue)

 

(KAW-ter-ee)

Term

Cryosurgery

 

Definition

A noninvasive treatment that uses subfreezing temperature to freeze and destory the tissue. 

(cry-oh-SER-jer-ee)

Term

Curettage

and

Electrodesiccation

Definition

A combination procedue of curettage that invovles scraping away abnormal tissue and electrodesiccation, which invovles destroying the tumor base with a low-voltage electrode

 

(koo-reh-TAHZ and ee-lek-troh-des-in-KAY-shun)

Term
Debridement
Definition

Removal of debris, foreign objects, and damaged or necrotic tissue from a wound to prevent infection and to promote healing. 

 

(day-breed-MON)

Term
Dermabrasion
Definition

Removal of the epidermis and a portion of the dermis with sandpaper or brushes to eliminate superficial scars or unwanted tatoos

 

(DERM-ah-bray-shun)

 

Term
Dermatoplasty
Definition

Skin transplantation to a body surface damged by injury or disease. 

 

(DER-mah-toh-plas-tee)

Term
Electrodesiccation
Definition

A technique using an electrical spark to burn and destory tissue; used primarily for the removal of surface lesions. 

 

(ee-lek-troh-des-ih-KAY-shun)

Term
Electrosurgery
Definition

The removal or destruction of tissue with an electrical current

 

(ee-lek-troh-SER-jer-ee)

Term
Escharotomy 
Definition

An incision made into the necrotic tissue resulting from a severe burn

 

(es-kar-OT-oh-mee)

Term
Fulguration
Definition

same as electrodesiccation: A technique using an electrical spark to burn and destory tissue; used primarily for the removal of surface lesions 

 

(ful-goo-RAY-shun)

 

Term
Wood's Lamp
Definition

An ultraviolet light used to examine the scalp and skin for the purpose of observing fungal spores.

 

 

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