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Chapter 12 Med Terms

Skin/Integumentary System

TermDefinition
Integumentary system Makes up the outer covering of the body.
Derma & Cutaneous Two words used to describe skin.
Epidermis The outermost layer of the skin.
Melanocytes Cells that produce and contain a dark brown to black pigment. It determines the color of your skin.
Dermis The thick layer of living tissue directly below the epidermis.
Collagen Means glue, and is a tough yet flexible, fibrous protein material.
Heparin Is released in response to an injury, is an anticoagulant (blood thinner).
Histamine Is released in response to allergens, causes itching and increased mucus secretions.
Hidrosis The production and excretion of sweat.
Dermatologist A physician who specializes in diagnosing and treating disorders of the skin.
Anhidrosis The condition of lacking or being without sweat.
Diaphoresis Profuse but not necessarily excessive sweating.
Hirsutism Abnormal hairiness.
Alopecia Also known as baldness and is the partial or complete loss of hair.
Albinism An inherited deficiency or absence of pigment in the skin, hair, and eyes due to an abnormality in production of melanin.
Vitiligo A condition in which a loss of melanocytes results in whitish areas areas of skin bordered by normally pigmented areas.
Contusion An injury that does not break the skin and is characterized by swelling, discoloration, and pain.
Abrasion An injury in which superficial layers of skin are scraped or rubbed away.
Laceration A torn or jagged wound or accidental cut.
Decubitus ulcer Also known as a pressure ulcer or bedsore. It is an ulcerated area caused by prolonged pressure that cuts off circulation to a body part.
Dermatitis An inflammation of the upper layers of the skin.
Pruritus Also known as itching.
Gangrene Is tissue necrosis (death) that is usually associated with a loss of circulation.
Tinea Also known as ringworm and is a fungal skin disease affecting different areas of the body.
Biopsy The removal of a small piece of living tissue for examination to confirm or establish a diagnosis.
Transdermal Refers to the application of medication to unbroken skin so that it is absorbed continuously to produce a sytemic effect.
Liposuction The surgical removal of fat beneath the skin with the aid of suction.
Created by: wthreadgill