EYES Flashcards
1
Q
Bending of light
A
Refraction
2
Q
Lobe responsible for vision
A
Occipital lobe
3
Q
Primary site of refraction
Secondary site
A
- Cornea
- Lens
4
Q
Eyeball normal shape
A
Sphere
5
Q
Part of eye for windshield and outside protection
A
Cornea
6
Q
Gives color to eyes
A
Iris
7
Q
Responsible sa constrict/ dilate
A
Pupil
8
Q
Jelly like that gives shape
A
Vitreous humor
9
Q
Pinakalikod na part ng eye
A
Retina
10
Q
Sphere or not ang eyeball ng may refractive errors
A
Not
11
Q
MYOPIA: ___sighted
A
Near
12
Q
MYOPIA: ___eyeball
A
Elongated
13
Q
MYOPIA: ___refraction
A
Strong
14
Q
MYOPIA: ___focal pt
A
Anterior to retina
15
Q
MYOPIA: ___lens
A
Concave/ diverging
16
Q
HYPEROPIA:___vision
A
Long sighted
17
Q
HYPEROPIA: ___eyeball
A
Shortened
18
Q
HYPEROPIA: ___refraction
A
Weak
19
Q
HYPEROPIA: ___focal pt
A
Posterior to retina
20
Q
HYPEROPIA: ___lens
A
CONVEx/ CONVErging
21
Q
ASTIGMATISM:__vision
A
Both
22
Q
ASTIGMATISM : ___eyeball
A
Abnormal
23
Q
ASTIGMATISM : ___refraction
A
Uneven curvature of cornea and lens
24
Q
ASTIGMATISM : ___focal pt
A
Multiple
25
ASTIGMATISM : ___lens
Cylindrical
26
Used to measure distance vision test
Snellen chart
27
Snellen ilang ft or meters
20 ft or 16 m.
28
Snellen Eye glasses on? Exception?
Yes except reading glass
29
Snellen Sequence
R-L-both
30
Snellen instruction
Basahin smallest line na kaya nya
31
Snellen interpretation
Pt/ normal vision
32
Ano normal vision and ano medical term
20/20 EMMETROPIA
33
Legal blindness: ________
20/200
34
cloudiness or opacity of the _____ and ano sakit
Lens, Cataract
35
Colorless, transparent, biconvex structure
Lens
36
Puting part ng mata
Iris
37
Pinakaharap na oart ng mata
Cornea
38
Contains ________ which are proteins that affect the opacity of the lens.
Crystallins
39
2 main functions ng lens
Refraction and Accommodation
40
Ability to focus to near/ distant parang portrait mode sa camera
Accommodation
41
Ability to focus to near/ distant parang portrait mode sa camera
Accommodation
42
Confirmatory test in cataract
Slit Lamp Examination
43
Used to assess anterior eye structure w/ binocular microscope.
Slit Lamp Examination
44
2 Hallmark ng cataract
Cloudy vision
Color perception
45
Late sx ng cataract
White pupil
Diplopia
Gradual painless loss of vision
46
Cataract painful or painless
painless
47
Ambulate or lagay gamit sang side ng pt
Affected (scan)
48
Surgical removal of ALL parts of the lens:
Intracapsular extraction
49
Surgical removal of all parts of the lens, EXCEPT posterior capsule:
Extracapsular extraction
50
Use of ultrasonic devices to liquefy the nucleus and cortex, followed by micro suction
PHACOEMULSIFICATION
51
Use of pencil-like instrument with a supercooled metal tip (-35° C) to extract lens:
Cryosurgery
52
Lens Replacement:
â 1st choice: ________________________
â 2nd choice:
â ________________________
â ________________________
Intaocular lens implants
Aphakic eye glass
Contact lens
53
2 Preop eyedrops
Flubirprofen (analgesics)
Tropicamide (mydriatics)
54
Wina WOF sa mydriatics
Photophobia
55
Miotic , constrict or dilate
Constrict
56
Post op position ng cataract
S fowlers
Side lying on unaffected
57
3 mngt to protect the eyes
Metal shield
Eyepatch
Sunglasses
58
Notify HCP if:
â Signs of bleeding: ________________
â Signs of infection: ________________
â Signs of increased IOP: ________________
Floaters
Rubor, dolor, calor, tumor, drainage
Headache, blurring of vision, N/V, restless
59
Rubor, dolor, calor, tumor meaning
Redness, pain, fever, inflammation
60
increased IOP caused by congestion of aqueous humor
Glaucoma
61
3 CHAMBERS of eye
Chambers of the eye
â Anterior- bet cornea and iris
â Posterior- bet iris and lens
â Vitreous
62
Anong dalawang chamber ang aqueous humor
Anterior
Posterior
63
is a liquid produced by the ciliary body that nourishes the cornea and maintains the normal IOP.
Aqueous humor
64
Normal IOP
10-21 mmhg
65
Type ng glaucoma caused ng inc Arbc, wbc, retinal detachment
OPEN ANGLE
66
Type ng glaucoma caused ng neovascularization and mydriasis
Closed angle
67
Type ng glaucoma na painful and rapid
Closed angle
68
Describe sx ng open angle
Painless, gradual
69
Pathognomonic sign ng open angle
Tunnel vision
70
Pathognomonic sign ng closed angle
Halos around lights
71
Type ng glaucoma na may ocular erythema aka ciliary flush
Closed angle
72
Ano idodocument pag nag assess using tonometry
Time of iop measurement
73
measures IOP by determining the pressure necessary to indent or flatten small anterior area of the eye.
Tonometry
74
Ano meron sa contact tonometry
anesthetic eye drop
75
Ano meron sa noncontact tonometry
Puff of air lang kaya least accurate
76
2 meds nagpapa dec production ng IOP
2 meds nagpapa inc outflow
beta and carbonic blocker (acetazolamide)
Prostaglandin analogs(Latanoprost) and Miotics (Pilocarpine)
77
Lifetime na iniinom sa iop mngt
Miotics (Pilocarpine)
78
Antidote for pilocarpine
Atropine sulfate
79
Open angle glaucoma surgical
Basta targets trabecular meshwork
Laser trabeculoplasty (obstruction)
Trabeculectomy
80
Close angle glaucoma surgical
Laser iridotomy
81
Otomy means
Incision
82
Inaavoid activities glaucoma
nagpapainc ng iop
Lifting obj more than 5 lbs
Sympathomimetics
Mydriatics
83
separation of the neurosensory of the retina from the Retinal Pigmented Epithelium
RETINAL DETACHMENT
84
3 Layers of the eye
Outer/ fibrous- sclera
Middle/ vascular- choroid
Inner/ neural- retina
85
Translates light sa nerve impulses
Neurosensory area
86
Lining between NSA and retina
Retinal Pigmented Epithelium( RPE)
87
2 classification ng NSA
Rods and cones
88
2 fxn ng cones
Central and color vision
89
2 fxns ng Rods
peripheral and night vision
90
Type ng retinal detachment na age related and trauma
Rhegmatous
91
2 causes ng non rhegma
Traction- scar
Exudative- neovascularization
92
3 hallmark ng Retinal detachment (3Fâs)
Floaters
Field cut/ veil like/ curtain like
Flashing of lights
93
used to assess posterior anterior ng eye and for retinal detachment
Ophthalmoscopy
94
Ophthalmoscopy dapat gawin prior
Room darkened
Right hand for right eye
12-15 inch away from his eyes, 15 degrees lateral to his vision
95
Use of a scleral buckle or a silicone band to hold the retina and choroid together:
scleral buckling
96
A gas bubble, silicone oil, or perfluorocarbon and liquids may be injected into the vitreous cavity to help push the sensory retina up against the RPE:
Pneumatic retinopexy
97
Use of a heated probe to the sclera causing scarring which helps reattachment:
Diathermy
98
Interventions for retinal detachment
Bedrest or
Superior affected: supine
Inferior: fowlers
Avoid anything na nagpapa further detachment
99
Aside sa color and central vision ano pa isang fxn ng cones
Motion detection
100
Contains the area of sharpest vision called
________________
Fovea Centralis
101
Type ng macular degeneration na age related
Dry
102
Type ng macular degeneration na dt exudative
Wet
103
Anong naga build up sa dry macular degeneration na yellow waste deposits
Drusens
104
Alinng type ng macular degeneration ang gradual
Dry
105
Hallmark ng macular degeneration
Loss of central vision and distortion
106
Ano dx for macular degeneration
Amslee grid
107
Ilang inch of holding chart away
12-14 inches
108
Abnormal ng amsler grid
Wavy or crooked lines
109
Aling type ng macular degeneration ang walang cure
Dry
110
Meds for wet macular degeneration
Anti VEGF intraocularly (pegaptanib, -zumab, aflibercept)
Photodynamic laser with verteporfin
111
Ano iwa watch out sa meds ng wet macular degeneration and mngt?
Photophobia and sunburn
Avoid direct sunlight
Wag lalabas 10-4
Protective clothing
112
instruction sa macular degeneration
Antioxidants (vitamin C E, beta carotene) and use of amsler grids
113
Ano lang ang painful eye disorder
Closed angle glaucoma
