MedT Ch. 16 & 17

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llinderl
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MedT Ch. 16 & 17
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2010-12-08 13:39:51
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HLHS 101: Ch. 16 & 17 Skin, Eye, & Ear
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  1. fat cell
    adipocyte
  2. person with skin deficient in pigment (melanin)
    albino
  3. one of the large dermal exocrine glands located in the axilla and genital areas; secretes sweat
    apocrine sweat glands
  4. deepest region of the epidermis; it gives rise to all the epidermal cells
    basal layer
  5. structural protein found in the skin and connective tissue
    collagen
  6. band of epidermis at the base and sides of the nail plate
    cuticle
  7. middle layer of the skin
    dermis
  8. most numerous sweat-producing exocrine gland in the skin
    eccrine sweat gland
  9. outermost layer of the skin
    epidermis
  10. layer of skin cells forming the outer and inner surfaces of the body
    epithelium
  11. sac within which each hair grows
    hair follicle
  12. the skin and its accessory structures such as hair and nails
    integumentary system
  13. hard protein material found in the epidermis, hair, and nails
    keratin
  14. the half-moon-shaped, whitish area at the base of a nail
    lunula
  15. major skin pigment; formed by melanocytes in the epidermis
    melanin
  16. soft tissue surrounding the nail border
    paronychium
  17. tiny opening on the surface of the skin
    pore
  18. oil-secreting gland in the dermis that is associated with hair follicles
    sebaceous gland
  19. oily substance secreted by sebaceous glands
    sebum
  20. flat, scale-like cells composing the epidermis
    squamous epithelium
  21. arranged in layers
    stratified
  22. a layer (of cells)
    stratum
  23. outermost layer of the epidermis, which consists of flattened, keratinized cells
    stratum corneum
  24. innermost layer of the skin, containing fat tissue
    subcutaneous layer
  25. adip/o
    fat
  26. albin/o
    white
  27. caus/o
    burn, burning
  28. cauter/o
    heat, burn
  29. cutane/o
    skin
  30. anthrac/o
    black (as coal)
  31. chlor/o
    green
  32. cirrh/o
    tawny yellow
  33. cyan/o
    blue
  34. eosin/o
    rosy
  35. erythr/o
    red
  36. jaund/o
    yellow
  37. leuk/o
    white
  38. lute/o
    yellow
  39. melan/o
    black
  40. poli/o
    gray
  41. xanth/o
    yellow
  42. derm/o, dermat/o
    skin
  43. diaphor/o
    profuse sweating
  44. erythem/o, erythemat/o
    redness
  45. hidr/o
    sweat
  46. ichthy/o
    dry, scaly (fish-like)
  47. kerat/o
    hard
  48. leuk/o
    white
  49. lip/o
    fat
  50. myc/o
    fungus
  51. onych/o
    nail
  52. phyt/o
    plant
  53. pil/o
    hair, hair follicle
  54. py/o
    pus
  55. rhytid/o
    wrinkle
  56. seb/o
    sebum
  57. squam/o
    scale-like
  58. steat/o
    fat
  59. trich/o
    hair
  60. ungu/o
    nail
  61. xer/o
    dry
  62. collection of dried serum and cellular debris
    crust
  63. thick-walled, closed sac or pouch containing fluid or semisolid material; sebaceous cyst
    cyst
  64. wearing away or loss of epidermis
    erosion
  65. groove or crack-like sore
    fissure
  66. flat lesion measuring less than 1cm in diameter; freckles, flat moles
    macule
  67. solid, round or oval elevated lesion 1cm or more in diameter
    nodule
  68. small (less than 1cm), solid elevation of skin; pimples
    papule
  69. growth extending from surface of mucous membrane
    polyp
  70. papule containing pus; abscess
    pustule
  71. open sore on the skin or mucous membranes (deeper than an erosion); bedsores
    ulcer
  72. small collection (papule) of clear fluid (serum); blister
    vesicle
  73. large vesicle
    bulla
  74. smooth, edematous (swollen) papule or plaque that is redder or paler than the surrounding skin; hives
    wheal
  75. absence of hair from areas where it normally grows
    alopecia
  76. bluish-purplish mark (bruise) on the skin
    ecchymosis, ecchymoses
  77. small, pinpoint hemorrhage
    petechia, petechiae
  78. itching
    pruritus
  79. acute allergic reaction in which red, round wheals develop on the skin
    urticaria (hives)
  80. chronic papular and pustular eruption of the skin with increased production of sebum
    acne
  81. injury to tissues caused by heat contact
    burns
  82. type of burn: superficial epidermal lesions, erythema, hyperesthesia, and no blisters
    first-degree burns
  83. type of burn: epidermal and dermal lesions, erythema, blisters, and hyperesthesia
    second-degree burns (partial-thickness)
  84. epidermis and dermis are destroyed (necrosis of skin), and subcutaneous layer is damaged leaving charred, white tissue
    third-degre burns (full-thickness)
  85. diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling
    cellulitis
  86. inflammatory skin disease with erythematous, papulovesicular lesions
    eczema
  87. rash (exanthem) of the skin due to viral infections (ex. rubella, rubeola, varicella)
    exanthematous viral diseases
  88. death of tissue associated with loss of blood supply
    gangrene
  89. bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted-over lesions
    impetigo
  90. chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales
    psoriasis
  91. contagious, parasitic infection of the skin with intense pruritus
    scabies
  92. chronic progressive disease of the skin and internal organs with hardening and shrinking of connective tissue
    scleroderma
  93. chronic autoimmune inflammatory disease of collagen in skin, joints, and internal organs
    systemic lupus erythematosus (SLE)
  94. infection of the skin caused by a fungus (ringworm, athlete's foot, ect)
    tinea
  95. loss of pigment (depigmentation) in areas of the skin (milk-white patches)
    vitiligo
  96. increased growth of cells in the keratin layer of the epidermis caused by pressure or friction
    callus
  97. hypertrophied, thickened scar developing after trauma or surgical incision
    keloid
  98. thickened and rough lesion of the epidermis; associated with aging or skin damage
    keratosis
  99. white, thickened patches on mucous membrane tissue of the tongue or cheek
    leukoplakia
  100. pigmented lesion of the skin
    nevus, nevi
  101. epidermal growth (wart) caused by a virus
    verruca
  102. malignant tumor of the basal cell layer of the epidermis
    basal cell carcinoma
  103. malignant tumor of the squamous epithelial cells in the epidermis
    squamous cell carcinoma
  104. cancerous growth composed of melanocytes
    malignant melanoma
  105. malignant, vascular, neoplastic growth characterized by cutaneous nodules
    Kaposi sarcoma
  106. samples of skin are examined for presence of microorganisms
    bacterial analyses
  107. scrapings from skin lesions, hair specimens, or nail clipping are sent to a laboratory for culture and microscopic examination
    fungal tests
  108. use of subfreezing temperature via liquid nitrogen application to destroy tissue
    cryosurgery
  109. use of a sharp dermal curette to scrape away a skin lesion
    curettage
  110. tissue is destoyed by burning with an electric spark
    electrodesiccation
  111. thin layers of malignant tissue are removed, and each is examined under a microscope to check for adequate extent of the resection
    Mohs micrographic surgery
  112. suspected malignant skin lesions are removed and examined microscopically by a pathologist
    skin biopsy
  113. substances are injected intradermally or applied to the skin, and results are observed
    skin test
  114. normal adjustment of the eye to focus on objects from far to near or near to far
    accommodation
  115. area behind the cornea and in front of the lens and iris; contains aqueous humor
    anterior chamber
  116. fluid produced by the ciliary body and found in the anterior chamber
    aqueous humor
  117. consisting of two surfaces that are rounded, elevated, and curved evenly, like part of a sphere
    biconvex
  118. middle, vascular layer of the eye, between the retina and the sclera
    choroid
  119. structure surrounding the lens that connects the choroid and iris; controls the shape of the iris, secretes aqueous humor
    ciliary body
  120. photoreceptor cell in the retina that transforms light energy into nerve impulse; responsible for color and central vision
    cone
  121. delicate membrane lining the undersurface of the eyelids and covering the anterior eyeball
    conjunctiva
  122. fibrous transparent layer of clear tissue that extends over the anterior portion of the eyeball
    cornea
  123. tiny pit or depression in the retina that is the region of clearest vision
    fovea centralis
  124. posterior, inner part of the eye
    fundus of the eye
  125. pigmented layer that opens and closes to allow more or less light into the eye
    iris
  126. transparent, biconvex body behind the pupil of the eye; bends (refracts) light rays to bring them into focus on the retina
    lens
  127. yellowish region on the retina lateral to and slightly below the optic disc; contains fovea centralis
    macula
  128. point at which optic nerve fibers cross in the brain
    optic chiasm
  129. region at that back of the eye where the optic nerve meets the retina; blind spot of the eye because it contains only nerve fibers, no rods or cones
    optic disc
  130. cranial nerve carrying impulses from retina to brain
    optic nerve
  131. central opening of the eye, surrounded by the iris, through which light rays pass; appears dark
    pupil
  132. bending of light rays by the cornea, lens, and fluids of the eye to bring the rays into focus on the retina
    refraction
  133. light-sensitive nerve cell layer of the eye containing photoreceptor cells (rods and cones)
    retina
  134. photoreceptor cell of the retina essential for vision in dim light and peripheral vision
    rod
  135. tough, white outer coat of the eyeball
    sclera
  136. relay center of the brain
    thalamus
  137. soft, jelly-like material behind the lens in the vitreous chamber; helps maintain the shape of the eyeball
    vitreous humor
  138. aque/o
    water
  139. blephar/o
    eyelid
  140. conjunctiv/o
    conjunctiva
  141. cor/o
    pupil
  142. corne/o
    cornea
  143. cycl/o
    ciliary body or muscle of the eye
  144. dacry/o
    tears, tear duct
  145. ir/o, irid/o
    iris
  146. kerat/o
    cornea
  147. lacrim/o
    tears
  148. ocul/o
    eye
  149. ophthalm/o
    eye
  150. opt/o, optic/o
    eye, vision
  151. palpebr/o
    eyelid
  152. papill/o
    optic disc; nipple-like
  153. phac/o, phak/o
    lens of the eye
  154. pupill/o
    pupil
  155. retin/o
    retina
  156. scler/o
    sclera
  157. uve/o
    uvea; vascular layer of the eye
  158. vitre/o
    glassy
  159. ambly/o
    dull, dim
  160. dipl/o
    double
  161. glauc/o
    gray
  162. mi/o
    smaller, less
  163. mydr/o
    widen, enlarge
  164. nyct/o
    night
  165. phot/o
    light
  166. presby/o
    old age
  167. scot/o
    darkness
  168. xer/o
    dry
  169. -opia
    vision
  170. -opsia
    vision
  171. -tropia
    to turn
  172. defective curvature of the cornea or lens of the eye
    astigmatism
  173. farsightedness
    hyperopia (hypermetropia)
  174. nearsightedness
    myopia
  175. impairment of vision as a result of old age
    presbyopia
  176. clouding of the lens, causing decreased vision
    cataract
  177. small, hard, cystic mass (granuloma) on the eyelid
    chalazion
  178. retinal effects of diabetes mellitus include microaneurysms, hemorrhages, dilation of retinal veins, and neovascularization (new blood vessels form in the retina)
    diabetic retinopathy
  179. increased intraocular pressure results in damage to the retina and optic nerve with loss of vision
    glaucoma
  180. localized, purulent, inflammatory staphylococcal infection of a sebaceous gland in the eyelid
    hordeolum (stye)
  181. progressive damage to teh macula of the retina
    macular degeneration
  182. repetitive rhythmic movements of one or both eyes
    nystagmus
  183. inflammation of eyelid, causing redness, crusting, and swelling along lid margins
    blepharitis
  184. blockage, inflammation, and infection of a nasolacrimal duct and lacrimal sac, causing redness and swelling in the region between the nose and lower eyelid
    dacryocystitis
  185. outward sagging and eversion of the eyelid, leading to improper lacrimation and corneal drying and ulceration
    ectropion
  186. inversion of the eyelid, causing the lashes to rub against the eye; corneal abrasion may result
    entropion
  187. drooping of upper lid margin as a result of neuromuscular problems or trauma
    ptosis
  188. raised yellowish plaque on eyelid caused by lipid disorder
    xanthelasma
  189. two layers of the retina separate from each other
    retinal detachment
  190. abnormal deviation of the eye
    strabismus
  191. intravenous injection of fluorescein followed by serial photographs of the retina through dilated pupils
    fluorescein angiography
  192. visual examination of the interior of the eye
    ophthalmoscopy
  193. examination of anterior ocular structures under microscopic magnification
    slit lamp microscopy
  194. clarity of vision is assessed
    visual acuity test
  195. measurement of the area (peripheral and central) within which objects are seen when the eyes are fixed, looking straight ahead without movement of the head
    visual field test
  196. removal of the entire eyeball
    enucleation
  197. surgical repair of the cornea
    keratoplasty
  198. intense, precisely focused light beam (argon laser) creates an inflammatory reaction that seals retinal tears and leaky retinal blood vessels
    laser photocoagulation
  199. use of an excimer laser to correct errors of refraction (myopia, hyperopia, and astigmatism); laser in situ keratomileusis
    LASIK
  200. ultrasonic vibrations break up the lens which then is aspirated through the ultrasonic probe
    phacoemulsification
  201. suture of a silicone band to the sclera over a detached portion of the retina
    scleral buckle
  202. removal of the vitreous humor
    vitrectomy
  203. channel that leads from the pinna to the eardrum
    auditory canal
  204. auditory canal
    auditory meatus
  205. carry impulses from the inner ear to the brain (cerebral cortex); compose of the vestibulocochlear nerve
    auditory nerve fibers
  206. channel between the middle ear and the nasopharynx
    auditory tube
  207. flap of the ear; the protruding part of the external ear
    auricle
  208. waxy substance secreted by the external ear; also called earwax
    cerumen
  209. snail-shaped, spirally wound tube in the inner ear; contains hearing-sensitive receptor cells
    cochlea
  210. fluid within the labyrinth of the inner ear
    endolymph
  211. auditory tube
    eustachian tube
  212. second ossicle (bone) of the middle ear; means anvil
    incus
  213. maze-like series of canals of the inner ear; includes cochlea, vestibule, and semicircular canals
    labyrinth
  214. first ossicle of the middle ear; means hammer
    malleus
  215. sensitive auditory receptor area found in the cochlea of the inner ear
    organ of Corti
  216. small bone of the ear; includes malleus, incus, and stapes
    ossicle
  217. membrane between the middle ear and the inner ear
    oval window
  218. fluid contained in the labyrinth of the inner ear
    perilymph
  219. auricle; flap of the ear
    pinna
  220. passages in the inner ear associated with maintaining equilibrium
    semicircular canals
  221. third ossicle of the middle ear; means stirrup
    stapes
  222. membrane between the outer and the middle ear; also called the eardrum
    tympanic membrane
  223. central cavity of the labyrinth, connecting the semicircular canals and the cochlea; contains two structures (saccule and utricle) that help maintain equilibrium
    vestibule
  224. acous/o
    hearing
  225. audi/o
    hearing; the sense of hearing
  226. audit/o
    hearing
  227. aur/o, auricul/o
    ear
  228. cochle/o
    cochlea
  229. mastoid/o
    mastoid process
  230. myring/o
    eardrum, tympanic membrane
  231. ossicul/o
    ossicle
  232. ot/o
    ear
  233. salping/o
    eustachian tube, auditory tube
  234. staped/o
    stapes
  235. tympan/o
    eardrum, tympanic membrane
  236. vestibul/o
    vestibule
  237. -acusis or -cusis
    hearing
  238. -meter
    instrument to measure
  239. -otia
    ear condition
  240. benign tumor arising from the acoustic vestibulocochlear nerve in the brain
    acoustic neuroma
  241. collection of skin cells and cholesterol in a sac within the middle ear
    cholesteatoma
  242. loss of the ability to hear
    deafness
  243. disorder of the labyrinth of the inner ear; elevated endolymph pressure within the cochlea (cochlear hydrops) and semicicular canals (vestibular hydrops)
    Meniere disease
  244. inflammation of the middle ear
    otitis media
  245. hardening of the bony tissue of the middle ear
    otosclerosis
  246. sensation of noises (ringing, buzzing, whistling, booming) in the ears
    tinnitus
  247. sensation of irregular or whirling motion either of oneself or of external objects
    vertigo
  248. testing the sense of hearing
    audiometry
  249. surgical insertion of a device that allows sensorineural hearing-impaired persons to understand speech
    cochlear implant procedure
  250. measurement of the temperature of the tympanic membrane by detection of infrared radiation from the eardrum
    ear thermometry
  251. visual examination of the ear canal with an otoscope
    otoscopy
  252. test of ear conduction using a vibration source (tuning fork)
    tuning fork test

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