Chapter17 Flashcards
(108 cards)
1
Q
Accommodation
A
Normal adjustment of the eye to focus on objects from far to near.
2
Q
Anterior Chamber
A
Area behind the cornea and in front of the lens and iris. It contain aqueous humor.
3
Q
Aqueous Humor
A
Fluid produced by the ciliary body and found in the anterior chamber.a humor is any body fluid, including blood and lymph.
4
Q
Conjunctiva
A
Delicate membrane lining the eyelids and covering the eyeball.
5
Q
Optic disc
A
Region at the back of the eye where the optic nerve meets the retina. It is the blind spot of the eye because it contains only nerve fibers, no rods or cones, and is thus insensitive to light.
6
Q
Vitreous Humor
A
Soft, jelly-like material behind the lens in the vitreous chamber; helps maintain the shape of the eyeball.
7
Q
Aque/o
A
Water
8
Q
Blephar/o
A
Eyelid
9
Q
Conjunctiv/o
A
Conjunctiva
10
Q
Cor/o
A
Pupil
11
Q
Anis/o
A
Unequal
12
Q
Corne/o
A
Cornea
13
Q
Cycl/o
A
Ciliary body or muscle of the eye
14
Q
Dacry/o
A
Tears, tear duct
15
Q
Ir/o
Irid/o
A
Iris (colored portion of the eye around the pupil)
16
Q
Kerat/o
A
Cornea
17
Q
Lacrim/o
A
Tears
18
Q
Ocul/o
A
Eye
19
Q
Ophthalm/o
A
Eye
20
Q
Opt/o
Optic/o
A
Eye, vision
Vision condition
21
Q
Palpebr/o
A
Eyelid
22
Q
Papill/o
A
Optic disc; nipple-like
23
Q
Phac/o
Phak/o
A
Lens of the eye
24
Q
Pupil/o
A
Pupil
25
Retin/o
Retina
26
Scler/o
Sclera (white of the eye); hard
27
Uve/o
Urea; vascular layer of the eye (iris, ciliary body and choroid)
28
Vitre/o
Glassy
29
Ambly/o *
Dull, dim
30
-opia
Vision, vision condition
31
Dipl/o
Double
32
Glauc/o
Gray
33
Mi/o
Smaller, less
34
-oma
Mass or collection of fluid
35
Mydr/o *
Widen, enlarge
36
Nyct/o
Night
37
-opsia
Vision, vision condition
38
Phot/o
Light
39
Presby/o *
Old age
40
Scot/o
Darkness
41
Xer/o
Dry
42
-tropia
To turn
43
Eso-
Inward
44
Exotropia
Outward turning of eye.
45
Astigmatism
Defective curvature of the cornea or lens of the eye.
46
Hyperopia
| Hypermetropia
Farsightedness.
47
Myopia
Nearsightedness.
48
Presbyopia
Impairment of vision as a result of old age.
49
Cataract
Clouding of the lens, causing decreased vision.
50
Chalazion
| Kà-LA-zē-ōnz
Small, hard, cystic mass (granuloma) on the eyelid.
51
Diabetic Retinopathy
Retinal effects of diabetes mellitus include micro-aneurysms, hemorrhage, dilation of retinal veins, and neovascularization (new blood vessels form in retina).
52
Glaucoma
Increased intraocular pressure results in damage to the retina and optic nerve with loss of vision.
53
Hordeolum
| Stye or sty
Localized, purulent, inflammatory staphylococcal infections of a sebaceous oil-producing gland in the eyelid.
54
Macular degeneration
Progressive damage to the macula of the retina.
55
Nystagmus
Repetitive rhythmic movements of one or both eyes.
56
Retinal detachment
Two layers of the retina separate from each other.
57
Strabismus
Abnormal deviation of the eye.
58
Esotropia
One eye turns inward; cross-eyed
59
Exotropia
One eye turns outward; “wall-eyed”
60
Hypertropia
Upward deviation of one eye
61
Hypotropia
Downward deviation of one eye
62
Amblyopia
Partial loss of vision from “lazy eye”
63
Diplopia
Double vision
64
Visual Acuity Test
Clarity of vision is assessed.
65
Visual Field Test
Measurement of the entire scope of vision (peripheral and central).
66
Enucleation
Removal of the entire eyeball.
67
Keratoplasty
Surgical repair of the cornea.
68
LASIK
Use of an excimer laser to correct errors of refraction.
69
Phacoemulsification
Ultrasonic vibrations break up the lens; the pieces are then aspirated through the ultrasonic probe.
70
Sclera buckle
Suture of a silicone band to the sclera over a detached portion of the retina.
71
IOL
Intraocular lens
72
IOP
Intraocular pressure
73
PERRLA
Pupils equal, round, reactive to light and accommodation.
74
Cochlea
Snail shell-shaped, spirally wound tube in the inner ear; contains hearing-sensitive receptor cells.
75
Eustachian tube
Auditory tube.
76
Incus
Second ossicle (small bone) of the middle ear; incus means anvil.
77
Labyrinth
Maze-like series of canals of the inner ear. This includes the conch Lea, vestibule and semicircular canals.
78
Malleus
First ossicle if the middle ear; malleus means hammer
79
Oval window
Membrane between the middle ear and the inner ear.
80
Semicircular canals
Passages in the inner ear associated with maintaining equilibrium.
81
Stapes
Third ossicle of the middle ear. Stapes means stirrup.
82
Tympanic membrane
Membrane between the outer and the middle ear; also called the eardrum.
83
Vestibule
Central cavity of the labyrinth, connecting the semicircular canals and the conchlea.
84
Acous/o
Hearing
85
Audi/o
Hearing; sense of hearing
86
Audit/o
Hearing
87
Aur/o
Auricul/o
Ear
88
Cochle/o
Cochlea
89
Mastoid/o
Mastoid process
90
Myring/o
Eardrum, tympanic membrane
91
Ossicul/o
Ossicle
92
Ot/o
Ear
93
Salping/o
Eustachian tube, auditory tube
94
Staped/o
Stapes (third bone of the middle ear)
95
Tympan/o
Eardrum, tympanic membrane
96
Vestibul/o
Vestibule
97
- acusis
| - cusis
Hearing
98
-meter
Instrument to measure
99
-otia
Ear condition
100
Acoustic neuroma
Benign tumor arising from the acoustic vestibulocochlear nerve (eighth cranial nerve) in the brain.
101
Deafness
Loss of the ability to hear.
102
Menière disease
Disorder of the labyrinth of the inner ear; elevated endosymbiosis pressure within the cochlea (cochlear hydrops) and semicircular canals (vestibular hydrops).
103
Otitis media
Inflammation of the middle ear.
104
Otosclerosis
Hardening of the bony tissue of the middle ear.
105
Tinnitus
Sensation of noises (ringing, buzzing, whistling booming) in the ears.
106
Vertigo
Sensation of irregular or whirling motion either of oneself or of external objects.
107
EENT
Eyes, ear, nose and throat
108
ENT
Eyes, nose and throat
