1. aque/o
  2. blephar/o
  3. conjunctiv/o 
    to join together
  4. corne/o
  5. ir/o
    iris (colored circle)
  6. lacrim/o
  7. ocul/o
  8. phac/o
  9. phot/o
  10. presby/o
    old age
  11. vitre/o
  12. -opia
    condition of vision
  13. anterior chamber
    fluid-filled space between the cornea and iris
  14. aqueous humor
    watery liquid secreted at the ciliary body that fills the anterior and posterior chambers of the eye and provides nourishment for the cornea, iris, and lens
  15. choroid
    vascular layer beneath the sclera that provides nourishment to the outer portion of the retina
  16. ciliary body
    muscle that controls the power of the lens
  17. ciliary muscle
    smooth muscle that contracts to assist in near-vision capability
  18. ciliary processes
    epithelial tissue folds on the inner surface of the ciliary body that secrete aqueous humor
  19. conjunctiva
    mucous membrane that lines the eyelids and outer surface of the eyeball
  20. cornea
    transparent anterior part of the eyeball covering the iris, pupil, and anterior chamber that functions to bend light to focus images
  21. fovea centralis
    pinpoint depression in the center of the macula lute that is the site of sharpest vision
  22. fundus (base)
    interior surface of the eyeball
  23. lacrimal gland
    gland that secretes tears
  24. lacrimal ducts
    tubes that carry tears to the lacrimal sac
  25. lacrimal sac
    structure that collects tear before emptying into the nasolacrimal duct
  26. lens
    transparent structure behind the pupil that bends and focuses light rays on the retina
  27. lens capsule
    capsule that encloses the lens
  28. macula lutea  
    responsible for central vision
  29. nasolacrimal duct
    passageway for tears from the lacrimal sac into the nose
  30. optic disk
    exit site for retinal nerve fibers
  31. optic nerve
    nerve responsible for carrying impulses for the sense of sight from the retina to the brain
  32. posterior chamber
    space between the back of the iris and the front of the vitreous filled with aqueous fluid
  33. retina
    innermost layer that perceives and transmits light into the optic nerve
  34. cones
    cells within the retina that respond to bright light
  35. rods
    cells within the retina that respond to dim light
  36. sclera
    outer coat extending from the cornea to the optic nerve 
  37. vitreous
    jelly-like mass filling the inner chamber between the lens and retina that gives bulk to the eye
  38. blepharospasm
    involuntary contraction of the muscles surrounding the eye
  39. diplopia
    double vision
  40. exophthalmos 
    abnormal protrusion of one or both eyeballs 
  41. lacrimation
    secretion of tears
  42. nystagmus
    rapid movement of the eyeball
  43. photophobia
    extreme sensitivity to the light
  44. scotoma
    blind spot in vision
  45. refractive errors
    defects in the bending of light as it enters the eye
  46. astigmatism
    distorted vision that prevents light rays from coming to a single focus on the retina
  47. hyperopia
    difficulty seeing close objects 
  48. myopia
    difficulty seeing distend objects 
  49. presbyopia
    impaired vision owing to old-age 
  50. accommodation
    ability of the eye to adjust focus on near objects
  51. ambylopia
    decreased vision in early life 
  52. aphakia
    absence of lens
  53. blepharitis
    inflammation of the eyelid
  54. blepharoptosis
    drooping of the eyelid
  55. chalazion 
    inflammation of a meibomian gland 
  56. cataract 
    clouding of the lens 
  57. conjunctivitis 
  58. dacryoadenitis 
    inflammation of the lacrimal gland 
  59. dacryocystitis 
    inflammation of the tear sac 
  60. diabetic retinopathy
    decrease of the retina in diabetics characterized by capillary leakage, bleeding, and new vessel formation, leading to loss of vision 
  61. ectropion
    outward turning of the rim of the eyelid
  62. entropion
    inward turning of the rim of the eyelid 
  63. glaucoma
    increased intraocular pressure that results in damage to the optic nerve, producing defects in vision
  64. hordeolum 
    an acute infection of sebaceous gland of the eyelid
  65. keratitis 
    inflammation of the cornea 
  66. iritis 
    inflammation of the iris 
  67. macular degeneration
    breakdown of the tissues in the macula 
  68. pseudophakia 
    when the natural lens is replaced with an artificial lens implant 
  69. pterygium 
    growth of conjunctival tissue that extends into the cornea 
  70. retinal detachment 
    separation of the retina from the underlying epithelium 
  71. strabismus 
    crossed eyes
  72. scleritis
    inflammation of the sclera
  73. trichiasis 
    misdirected eyelashes that rub on the conjunctiva or cornea 
  74. distance visual acuity
    measure of the ability to see from a specified distance 
  75. fluorescein angiography 
    visualization of retinal and choroidal vessels made as fluorescein dye that is injected and circulates through the eye 
  76. ophthalmoscopy 
    use of an ophthalmoscope to view the interior of the eye 
  77. refraction
    measurement of refractive errors using a phoropter 
  78. phoropter
    instrument that holds corrective lenses in front of the eye to determine optical correction 
  79. slit-lamp biomicroscopy 
    use of a tabletop microscope to examine the eye 
  80. sonography
    sonography use of high-frequency sound waves to detect disease within the eye 
  81. tonometry
    use of a tonometer to measure intraocular pressure 
  82. blepharoplasty
    surgical repair of an eyelid
  83. cataract extraction
    excision of a cloudy lens from the eye
  84. enucleation
    excision of an eyeball
  85. iridectomy
    excision of a portion of iris tissue 
  86. iridotomy 
    incision into the iris to allow for drainage of aqueous humor from the posterior to anterior chamber 
  87. keratoplasty 
    corneal transplant 
  88. laser surgery
    use of a laser to make incisions or destroy tissues
  89. laser-assisted in situ keratomileusis (LASIK)
    technique using the excimer laser to reshape the surface of the cornea
  90. intraocular lens implant (IOL)
    implantation of an artificial lens 
  91. eye instillation
    introduction of a medicated solution in the eye
  92. eye irrigation
    washing the eye with water or other fluid
Card Set
Eye Vocabulary