Integumentary System Flashcards
Genetic term for an agent (usually a hormone, such as testosterone and androsterone) that stimulates development of male characteristics
Androgen
Very small duct
Ductule
State in which the regulatory mechanism as of the body maintain an internal environment within tolerable levels, despite changes in the external environment
Homeostasis
Forming a complex substance by the union of simpler compounds or elements
Synthesize
Sub layers that make up the epidermis
Strata
The other name for the dermis, the second layer of skin
Corium
Sweat gland
Sudoriferous
Oil gland
Sebaceous
Armpits
Axillae
Composed of keratinized, stratified, squamous epithelial cells
Nail root
Regional where new nail growth occurs
Lunula
Epithelium that the nail slides over when it grows
Nail bed
The main, most visible part of the nail, appears pink
Nail body
throughout the body
systemic
over an area of definite size
localized
acute sensitivity to sensory stimuli such as touch, heat, or cold
hyperesthesia
fluid filled blisters
vesicles or bullae
skin grafting
dermatoplasty
loss of cellular differentiation and function
anaplasia
most common system used for staging tumors
tumor node metastasis (TNM) system
most common type of skin cancer, a malignancy of the basal layer of epidermis, or hair follicles
basal cell carcinoma (BCC)
arises from skin that undergoes pathological hardening of epidermal cells (keratinizing)
squamous cell carcinoma
Form of intraepidermal carcinoma (squamous cell) characterized by red-brown scaly or crusted lesions that resemble a patch of psoriasis or dermatitis
Bowen disease
Diffuse (widespread) acute infection of the skin and subcutaneous tissue
Cellulitis
Pigmentary skin discoloration usually occurring in yellowish brown patches or spots
Chloasma
Typical small skin lesion of acne vulgaris caused by accumulation of keratin, bacteria, and dried sebum plugging an excretory duct of the skin
Comedo
Infection of the skin caused by fungi
Dermatomycosis
Skin discoloration consisting of a large irregular formed hemorrhagic area with colors changing from blue-black to greenish brown or yellow commonly called a bruise
Ecchymosis
Chronic inflammatory skin condition that is characterized by erythema, papules, vesicles, pustules, scales, crusts, and scabs and accompanied by intense itching (puritis)
Eczema
Redness of the skin caused by swelling of the capillaries
Erythema
Dead matter that is sloughed off from the surface of the skin, especially after a burn
Eschar
Bacterial skin infection characterized by isolated pustules that become crusted and rupture
Impetigo
Thickened area of the epidermis or any horny growth on the skin (such as a callus or wart)
Keratosis
Small brown macules, especially on the face and arms, brought on by sun exposure, usually in a middle aged or older person
Lentigo
Unnatural paleness or absence of color in the skin
Pallor
Infestation with lice, transmitted by personal contact or contact or common use of brushes, combs or headgear
Pediculosis
Minute, pinpoint hemorrhage under the skin
Petechia
Inflammation, sore, or skin deterioration caused by prolonged pressure from lying in one position that prevents blood flow to the tissues, usually in elderly bedridden persons, decubitus ulcer
Pressure ulcer
Intense itching
Pruritus
Chronic skin disease characterized by circumscribed red patches covered by thick, dry, silvery, adherent scales and caused by excessive development of the basal layer of the epidermis
Psoriasis
Any of several bleeding disorders characterized by hemorrhage into the tissues, particularly beneath the skin or mucous membranes, producing ecchymoses or petechiae
Purpura
Contagious skin disease transmitted by the itch mite, commonly through sexual contact
Scabies
Fungal skin infection whose name commonly indicates the body part affected; also called ringworm
Tinea
Allergic reaction of the skin characterized by the eruption of pale red, elevated patches called wheals or hives
Urticaria
Epidermal growth caused by a virus; also known as warts - plantar warts, juvenile warts, venereal warts
Verruca
Localized loss of skin pigmentation characterized by milk white patches
Vitiligo
Chemical removal of the outer layers of skin to treat acne scarring and general keratoses; also called chemabrasion
Chemical peel
Use of subfreezing temperature (commonly liquid nitrogen) to destroy or eliminate abnormal tissue, such as rumors, warts, and unwanted, cancerous or infected tissue
Cryosurgery
Removal of necrotized tissue from a wound by surgical excision, enzymes, or chemical agents
Debridement
Rubbing (abrasion) using wire brushes or sandpaper to mechanically scape away (abrade) the epidermis
Dermabrasio
Tissue destruction by means of high frequency electric current; also called electrodesiccation
Fulguration
Procedure in which cells selectively treated with an agent called photosensitizer are exposed to light to produce a reaction that destroys the cells
Photodynamic therapy (PDT)
Representative tissue sample removed from a body site for microscopic examination
Biopsy (Bx bx)
Ultrathin slice of tissue from a frozen specimen for immediate pathological examination
Frozen section (FS)
Removal of a small tissue sample for examination using a hollow needle, usually attached to a syringe
Needle
Removal of a small core of tissue using a hollow punch
Punch
Removal of elevated lesions using a surgical blade
Shave
Layers of cancer containing skin are progressively removed and examined until only cancer free tissue remains
Mohs
Transplantation of healthy tissue to an injured site
Skin graft
Transplantation of healthy tissue from one person to another person; also called homograft
Allograft
Transplantation of healthy tissue from one site to another site in the same individual
Autograft
Transplantation of artificial skin produced from collagen fibers arranged in a lattice patterns
Synthetic
Transplantation (dermis only) from a foreign donor (usually a pig) and transferred to a human; also called heterograft
Xenograft
Any test in which a suspected allergen or sensitizer is applied to or injected into the skin to determine the patient’s sensitivity to it
Allergy skin test
Skin test that identifies suspected allergens by subcutaneously injecting small amounts of extracts of the suspected allergens and observing the skin for a subsequent reaction
Intradermal
Skin test that identifies allergic contact dermatitis by applying a suspected allergen to a patch which is then taped on the skin, usually the forearm, and observing the area 24 hours later for an allergic response
Patch
Skin test that identifies suspected allergens by placing a small quantity of the suspected allergen on a lightly scratched area of the skin, also called puncture or prick test
Acratch
Laboratory test that grows a colony of bacteria removed from an infected area (such as an ulcer, wound, or pus from an infection) in order to identify the specific infecting bacterium and then determine its sensitivity to antibiotic drugs
Culture & sensitivity (C&S)