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| The skin; the largest and most important organ in the body |
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| Composed of epithelial tissue with an underlying layer of specialized connective tissue |
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| Connective tissue membranes |
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| One of the two major types of body membranes; composed exclusively of various types of connective tissue |
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| Primary organ of the integumentary system; the skin |
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| A two-layered epithelial membrane that lines body cavities and covers the surfaces of organs |
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| The connective tissue layer of the serous membrane that holds and supports the epithelial cells |
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| Serous membrane that lines the walls of a body cavity |
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| Serous membrane that covers the surface of organs found in the body cavity |
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| Serous membrane i the thoracic cavity |
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| Large, moist, slippery sheet of serous membrane that lines the abdominopelvic cavity (parietal layer) and its organs (Visceral layer) |
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| Inflammation of the pleura |
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| Inflammation of the serous membranes in the abdominopelvic cavity; sometimes a serious complication of an infected appendix |
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| Epithelial membranes that line body surfaces opening directly to the exterior and secrete a thick, slippery material called mucus |
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| Thick, slippery material that is secreted by the mucous membrane and that keeps the membrane moist |
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| The transitional area where the skin and mucous membrane meet |
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| Connective tissue membrane lining the spaces between bones and joints that secretes synovial fluid |
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| The thick, colorless lubricating fluid secreted by the synovial membrane |
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| Small, cushion-like sacs found between moving body parts, making movement easier |
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| Oil-producing gland found in the skin |
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| "False" skin; outermost layer of the skin |
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| The deeper of the two major layers of the skin, composed of dense fibrous connective tissue interspersed with glands, nerve endings,and blood vessels; sometimes called the TRUE SKIN |
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| Tissue below the layers of skin; made up of loose connective tissue and fat |
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| The loose, ordinary (areolar) tissue just under the skin and superficial to the muscles |
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| Innermost of the tightly packed epithelial cells of the epidermis; cells in this layer are able to reproduce themselves |
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| Tough outer layer of the epidermis; cells are filled with keratin |
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| Baglike fluid-filled elevation of the skin caused by an irritant such as heat, friction, or a chemical |
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| The layer of the epidermis that contains the melanocytes that produce melanin to give skin its color |
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| Specialized cells in the pigment layer that produce melanin |
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| Bluish appearance of the skin caused by deficient oxygenation of the blood |
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| Dermal-epidermal junction |
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| Junction between the thin epidermal layer of the skin and the dermal layer providing support for the epidermis |
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| Upper region of the dermis that forms part of the dermal-epidermal junction and forms the ridges and grooves of fingerprints |
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| Specialized structures required for hair growth |
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| Extremely fine and soft hair found on a newborn infant |
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| Small, cap-shaped cluster of cells located at the base of the follicle where hair growth begins |
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| Smooth muscles of the skin, which are attached to hair follicles; when contraction occurs, the hair stands up, resulting in "goose flesh" |
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| Tactile (Meissner) corpuscle |
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| Sensory receptor located in the skin close to the surface that detects light tough |
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| Lamellar (Pacini) corpuscle |
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| Receptor found deep in the dermis that detects pressure on the skin surface |
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| Specialized receptors in the skin that respond to pain |
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| Bulboid corpuscles (Krause end bulbs) |
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| Skin receptor that detects sensations of cold |
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| Part of the nail that is hidden by the cuticle |
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| Skinfold covering the root of the nail |
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| Crescent-shaped white area under the proximal nail bed |
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| Transparent, watery liquid released by glands in the skin that eliminates ammonia and uric acid and helps maintain body temperature |
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| Located in the axilla and genital regions; these glands enlarge and begin to function at puberty |
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| Pinpoint-size opening on the skin that serves as a n outlet of a small duct from the eccrine sweat glands |
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| Secretion of sebaceous glands |
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| Sebum that accumulates, darkens, and enlarges some of the ducts of the sebaceous glands |
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| Malignant tumor of the epidermis; slow-growing cancer that is capable of metastasizing; the most common type of skin cancer |
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| One of the most common forms of skin cancer, usually occurs on upper face, with low potential for metastasizing |
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| Malignant neoplasm (cancer) of the shin characterized by purplish spots |
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| Protection, Temperature regulation, and Sense organ activity |
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| Protein substance found in hair, nails, outer skin cells, and horny tissues |
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| An injury to tissues resulting from contact with hear, chemicals, electricity, friction, or radiant and electromagnetic energy; classified into four categories, depending on the number of tissue layers involved |
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| Frequently used method to determine the extent of a burn injury; the body is divided into 11 areas of 9% each and 1% to the perineum to help estimate the amount of skin surface burned in an adult |
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| Minor burn with only minimal discomfort and no blistering; epidermis may peel but no dermal injury occurs |
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| Partial-thickness burn injury that is more severe than a first-degree burn and often involves damage to the dermis |
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| Used to describe both minor burn injury and more severe burns that injure both epidermis and dermis |
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| Involves complete destruction of both epidermis and dermis with injury extending into subcutaneous tissue |
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| Burn that destroys epidermis, dermis, and subcutaneous tissue; and extends below skin and subcutaneous tissue to reach muscle and bone |
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