Gnann

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Author:
tiannaraysor
ID:
11139
Filename:
Gnann
Updated:
2010-03-18 16:36:24
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Ch 10
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Ch. 10 Vocab
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  1. circular pigemented ring of muscles issue behind the cornea
    iris
  2. white outer part of the eyball
    sclera
  3. innermost layer of the eyball

    contains rods and cones
    continues posterity w/ the optic nerve
    retina
  4. middle layer of the eyeball that contains a dark pigment to prevent the scattering of incoming light rays
    choroids
  5. muccous membrane that lines the eyelids and covers the sclera
    conjunctiva
  6. the gland that produce tears

    located in the upper lateral portion of the eye orbit
    lacrimal gland
  7. the opening in the center of the iris that regulates the amount of light entering the eye
    pupil
  8. the refracting mechanism of the eye that is located directly behind the pupil
    lens
  9. farsightedness of old age
    presbyopia
  10. opacity of the lens of the eye
    cataract
  11. receptors located in the retina that are responsible for night vision
    rods
  12. receptor cell located in the retina that is stimulated by bright light
    cones
  13. yellowish area near center of retina filled w/ cones permitting acute image formation of color vision
    macula lutea
  14. watery fluid that fills the anterior chamber of the eye

    in front of the lens
    aqueous humor
  15. thick fluid membrane in the posterior chamber of the eye
    virteous humor
  16. disorder characterized by elevated pressure in the eye
    glaucoma
  17. refractive disorder of the eye caused by an elongated eyeball

    nearsightedness
    myopia
  18. refractive disorder of the eue caused by a shorter than normal eyeball

    farsightedness
    hyperopia
  19. irregular curvature of the cones or lens that impairs refraction of a well focused image in the eye
    astigmatism
  20. inflammation of the conjuctiva

    usually caused by irritation infection or allergy
    conjunctivitis
  21. chronic infection of the conjunction covering the eye caused by the baterium chlamydia trachomatis

    also called chlamydial conjunctivitis
    trachoma
  22. abnormal condition in which lack coordination or weakness in muscles that control the eye

    cause improper focusing of images on the retina, thus making depth perception difficult
    strabismus
  23. growth or hemorrhage of blood vessels caused by diabetes mellitus
    diabetic retinopathy
  24. condition caused by retinal degeneration or avitaminosis A and characterized by true relativiability to see in dim light

    night blindness
    nyctalopia
  25. X-linked inherited condition one or more photoreceptors in the cones of the retina are abnormally missing
    color blindness
  26. Loss of the central visual field caused by nerve degeneration

    it sometimes occurs within neuritis associated w/ multiple sclerosis
    scotoma
  27. double vision
    diplopia
  28. Normal vision
    emmetropia
  29. hordeolum a bacteria infection of the sebaceous cist of the eyelid
    sty
  30. occulus dexter
    OD
  31. occulus sinister
    OS
  32. occulus uterique
    OU
  33. appendage of the external ear
    auricle or pinna
  34. a curved tube extending from the auricle into the temporal bone, ending at the tympanic membrane
    external auditory canal
  35. ear drum
    tympanic membrane
  36. ear wax
    cerumen
  37. ear bones
    ossicles
  38. ear bone attached to tympanic membrane
    malleus
  39. located in the middle ear
    incus
  40. located in the oval window
    stapes
  41. structure that connects middle ear to pharanyx
    eaustachian tube
  42. also known as organ of hearing
    otosclerosis
  43. ringing sound in ear
    tinnitus
  44. generic term that means inflammation of the ear
    otitis
  45. hearing loss associated w/ aging
    presbycusis
  46. a chronic inner ear disorder tinnitis & vertigo

    possible hearing loss
    Meniere's disease
  47. abnormal sensation of spinning

    dizziness
    vertigo
  48. auricle dexter
    AD
  49. auricle sinister
    AS
  50. auricle uterique
    AU
  51. chemical receptor that generates nerve impulse resulting in the sens of taste
    taste buds
  52. small nipple shaped elevations
    papillae
  53. cells of taste
    gustatory
  54. sense of smell
    olfactory
  55. bloody nose
    epistaxis

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