Med Term Ch 12. Eyes. Flashcards

1
Q

sclera

A

outter part of the eye, the portion seen on the anterior portion of the eyeball, referred to as the white part of the eye

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2
Q

cornea

A

transparent anterior part of the sclera, which is anterior to the aqueous humor and lies over the iris, allows light rays to enter the eye

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3
Q

choroid

A

middle layer of the eye that is interlaced with many blood vessels the supple nutrients to the eye

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4
Q

iris

A

the pigmented muscular structure that regulates that amount of light entering the eye by controlling the size of the pupil

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5
Q

pupil

A

opening in the center of the iris

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6
Q

lens

A

lies directly behind the pupil, its function is to focus and bend light

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7
Q

retina

A

innermost layer of the eye, which contains the vision receptors

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8
Q

aqueous humor

A

watery liquid found in the anterior cavity of the eye. it provides nourishment to the nearby anterior part of the eye

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9
Q

vitreous humor

A

jellylike substance found behind the lens of the posterior cavity of the eye that maintains its shape

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10
Q

meibomian glands

A

oil glans found in the upper and lower edges of the eyelids that help lubricate the eye

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11
Q

lacimal glands and ducts

A

produce and drain tears

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12
Q

optic nerve

A

carries visual impulses retina to the brain

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13
Q

conjuctiva

A

mucus membrane lining the eyelids and covering the anterior portion of the sclera

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14
Q

blephar/o

A

eyelid

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15
Q

conjuctiv/o

A

conjunctiva

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16
Q

cor/o, core/o pupill/o

A

pupil

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17
Q

cone/o, kerat/o

A

cornea

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18
Q

dacry/o lacrim/o

A

tear, tear duct

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19
Q

ir/o irid/o

A

iris

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20
Q

ocul/o ophthalm/o

A

eye

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21
Q

opt/o

A

vision

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22
Q

phac/o phak/o

A

lens

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23
Q

retin/o

A

retina

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24
Q

scler/o

A

sclera

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25
cry/o
cold
26
dipl/o
two, double
27
is/o
equal
28
phot/o
light
29
ton/o
tension, pressure
30
bi-, bin-
two
31
-opia
vision (condition)
32
-phobia
abnormal fear of or aversion to specific things
33
-plegia
paralysis
34
aphakia
condition of without a lens
35
blepharitis
inflammation of the eyelid
36
blepharoposis
drooping of the eyelid
37
conjunctivitis
inflammation of the conjunctiva
38
dacryocystitis
inflammation of the tear sac
39
diplopia
double vision
40
endophthalmitis
inflammation of the eye
41
iridoplegia
paralysis of the eye
42
iritis
inflammation of the iris
43
keratitis
inflammation of the cornea
44
keratomalacia
softening of the cornea
45
leukocoria
condition of white pupil
46
oculomycosis
abnormal condition of the eye caused by a fungus
47
opthalmalgia
pain of the eye (muscle)
48
phacmalacia
softening of the lens
49
photophobia
fear of the light
50
retinoblastoma
tumor arising from a developing retinal cell
51
retinopathy
disease of the retina
52
sclerokeratitis
inflammation of the cornea and sclera
53
scleromalacia
softening of the sclera
54
xerophthalmia
condition of dry eye
55
omblyopia
reduced vision in one eye caused by disease or misuse ass. with strabismus
56
astigmatism (Ast)
defective curvature of the refractive surfaces (cornea or lens) of the eye
57
cataract
clouding of the lens of the eye
58
detached retina
separation of the retina from the choroid in the back of the eye
59
glaucoma
eye disorder characterized by optic nerve damage usually caused by abnormal increase of intraocular pressure, not treated will lead to blindness
60
hyperperopia
farsightedness
61
macular degeneration
a progressive deterioration of the portion of the retina called the MACULA LUTEA resulting in loss of central vision
62
myopia
nearsightedness
63
nyctatopia
poor vision at night or in low light conditions
64
nystagmus
involuntary jerking movements of the eye
65
pingguecula
yellowish mass on the conjunctiva that may be related to exposure to ultraviolet light, dry climates and dust
66
presbyopia
impaired vision as a result of aging
67
pterygium
thin tissue growing into the cornea from the conjunctiva, usually caused from sun exposure
68
retinitis pigmentosa
hereditary disease marked by night blindness and atrophy and retinal pigment changes
69
strabismus
abnormal condition of squint or crossed eyes caused by visual axes not meeting at the same point
70
sty
infection of an oil gland of the eyelid
71
blepharaplasty
surgical repair of the eyelid
72
cryoretinopexy
surgical fixation of the retina by using extreme cold
73
dacryocystorhonostomy
creation of an artificial opening between the nose and the tear sac,
74
dacryocystotomy
incision of a tear sac
75
iridectomy
excision of the iris
76
irisotomy
incision of the iris
77
keratoplasty
surgical repair of the cornea
78
sclerotomy
incision of the sclera
79
enucleation
surgical removal o the eyeball
80
LASIK (laser assisted in situ keratamileusis
a laser procedure that reshapes the corneal tissue beneath the surface of the cornea to correct astigmatism
81
phacoemulsification (PHACO)
method to remove cataracts in which an ultrasonic needle probe breaks up the lens, which is aspirated
82
PRK (photorefractive keratectomy
a procedure for the treatment of nearsightedness in which an Excimer laser is used to reshape the corneal surface by reshaping a portion of the cornea
83
retinal photocoagulation
an intens beam of light from alser condenses retinal tissue to seal leaking blood vessels, to destroy abnormal tissues or legions , or to bond the retina to the back of the eye.
84
scieral buckling
a procedure to repair a detached retina
85
trabeculectomy
surgical creation of a drain to reduce intraocular pressure
86
vitrectomy
surgical removal of all or part of the vitreous humor
87
fluorescien angiography
(digital) process of recording blood vessels (of the eye with fluorescing)
88
keratometer
instument used to measure (the curvature of ) the cornea
89
ophthalmoscopy
visual examination of the eye
90
ophthalmoscope
instrument used for VE of the eye.
91
optometry
measurement of vision
92
pupillometer
instrument used to measure the pupil
93
pupilloscope
instrument used for VE of the pupil
94
retinoscopy
VE of the retina
95
tonometer
instrument used to measure pressure (w/in the eye)
96
tonometry
measurement of pressure
97
emmetropia
normal refractive condition of the eye
98
intraocular lens (IOL)
an artificial lens implanted within the eye during cataract surgery
99
miotic
agent that constricts the pupil
100
mydriatic
agent that dilates the pupil
101
optician
specialist who fills RX for lenses
102
optometrist
a health professional who prescribes corrective lenses or eye exercises
103
visual acuity (VA)
sharpness of vision for distance or near
104
ARMD
age-related macular degeneration
105
Ast
astigmatism
106
Em
emmetropia
107
IOL
intraocular lens
108
IOP
intraocular pressure
109
Ophth
Ophthalmology
110
PHACO
phacoemulsification
111
VA
Visial Acuity