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Integumentary System

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
integument   skin  
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androgen   generic term for an agent (usually a hormone)  
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ductule   very small duct  
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synthesize   to form  
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two layers of the skin   epidermis and dermis  
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epidermis composed of   stratum corneum and basal layer  
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stratum corneum composed of   dead cells  
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stratum corneum lacks   blood supply and sensory recpetors  
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keratin is   water proof  
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melanocytes   in the basal layer. Produce melanin  
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melanin   provides a protective barrier from the sun. Black  
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albinos cannot produce   melanin  
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dermis (corium)   second layer of the skin  
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dermis is composed of   living tissue, vessels,nerve endings, hair follicles, oil glans and sweat glands  
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subcutaneous layer (hypodermis)   third layer  
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subcutaneous layer composed of   fat and blood vessels  
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accessory organs of the skin   glands, hair and nails  
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sudoriferous glands   produce sweat. cool body, excrete waste and moisten surface cells  
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sebaceous glands   produce oil.  
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exocrine glands   secrete substances through ducts to an outer surface of the body not into the bloodstream  
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axillae   armpits  
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sebum   oily secretion. destroys harmful organisms, preventing infection  
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hair shaft   visible part of hair  
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hair root   part embedded in the dermis  
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hair follicle   hair root and its coverings  
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papilla   loop of capillaries at the bottom of the follicle  
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alopecia   baldness. occurs when the hairs of the scalp are not replaced because of death of the papillae  
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nail root composed of   keratinized, stratified, squamous epithelial cells  
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nail bed   layer of epithelium  
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nail body appears pink because of the   underlying vascular tissue  
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lunula   region where new growth occurs. white half moon  
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adipo   fat  
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lipo   fat  
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steato   fat  
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cutaneo   skin  
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dermato   skin  
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dermo   skin  
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hidro   sweat  
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sudoro   sweat  
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ichthyo   dry, scaly  
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kerato   horny tissue, hard  
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melano   black  
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myco   fungus  
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onycho   nail  
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ungu   nail  
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pilo   hair  
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tricho   hair  
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sclero   hardening  
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sebo   sebum  
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squamo   scale  
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xeno   foreign, strange  
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xero   dry  
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-cyte   cell  
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-derma   skin  
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-logist   specialist in the study of  
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-logy   study of  
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-therapy   treatment  
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an   without  
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dia   through, across  
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epi   above  
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homo   same  
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hyper   excessive  
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sub   below, under  
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dermatology   medical specialty of skin disorders  
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lesions   areas of tissue that have been pathologically altered by injury, wound or infection  
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localized   area of definite size  
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systemis   widespread  
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primary skin lesions   initial reaction  
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Created by: Gianna B
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