$25 words Flashcards

1
Q

Palpebrae

A

Eyelids

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2
Q

Orbicularis oculi

A

Closes eyelid

CN VII

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3
Q

Levator palpebrae superioris

A

Ovens upper eyelid

CN III

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4
Q

Mueller’s muscle

A
Opening eyelids (upper/lower)
sympathetic ANS
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5
Q

Layers of the eyeball?

A

Fibrous tunic
Vascular tunic
Nervous tunic

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6
Q

Cornea

A

Front of eyeball

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7
Q

Sclera

A

Whites of the eye

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8
Q

Limbus

A

Where cornea and sclera meet

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9
Q

Iris

A

Colored part

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10
Q

Pupil

Also innervation

A

Opening of iris
ANS innervation
- Sphincter - parasympathetic
- Dilator - sympathetic

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11
Q

Bulbar vs palpebral conjunctiva

A

Bulbar - covers sclera

Palpebral - covers eyelids

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12
Q

Ciliary body

A

Produces aqueous humor

Cillary muscle

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13
Q

Choroid

A

Vascular pigmented layer

Between sclera and retina

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14
Q

Fundus

A

Retina

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15
Q

Macula

A

Posterior pole of retina

- the HD vision

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16
Q

Optic disc

A

Where nerve fibers converge and leave eye

- physiologic blind spot

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17
Q

Tear layers

A

Oil - meibomian glands
Water - lacrimal
Mucin - goblet cells

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18
Q

DVA

A

Distance visual acuity

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19
Q

NVA

A

Near visual acuity

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20
Q

cc/sc

A

cc - With correction

sc - Without correction

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21
Q

Mydriatics

A

Meds for dilation

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22
Q

Adrenergic stimulating

A

Stimulate pupillary dilator muscle

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23
Q

Colinergic blocking

A

Paralyze iris sphincter

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24
Q

Emmetropia

A

Normal eyeball

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25
Hyperopia
Farsighted | - eye is too short
26
Myopia
Nearsighted | - eye is too long
27
Astigmatism.
Football eye
28
Presbyopia
Old eyes - loss of accomidation
29
Prescription | - sphere
Minus for myopia | Plus for hyperopia
30
Prescription | Cylinder
Astigmatism correction
31
Prescription | Axis
How the astigmatism is oriented for the eye
32
Prescription | Add
Bifocal power
33
Prescription | Prism
Amount and direction
34
Orthophoria
No deviation
35
Heterophoria
Cockeyed only when one eye is covered | - alternating cover test
36
Heterotropia
Cockeyed all the time
37
Strabismus
Misalignment of the two eyes
38
Concomitant (nonparalytic) strabismus
Misalignment in all directions of gaze
39
Incomitant strabismus
Misalignment varies w direction of gaze
40
Amblyopia
Lazy eye | - no anatomic damage
41
Plica semilunaris?
By the medial canthus
42
Carnucle
By the medial canthus
43
Cilia?
Eyelashes
44
Palpebral fissure
Opening of eyelids
45
Ectropion vs entropion
``` Ectropion = out Entropion = in ```
46
Cicatrical
Scarring (cause of ectropion)
47
Lagopthalmos
Inability to completely close eye(s)
48
Tarsorrhaphy
Suturing the eyelids together
49
Ptosis
Drooping of the upper eyelid
50
Horner’s syndrome
Ptosis Miosis (small pupil) Facial anhydrosis
51
Blepharitis
Scaling of the lid margins proximal to the lashes Eyelid dandruff
52
Dacrocystitis
Inflammation of the lacrimal sac (nose side)
53
Dacroadenitis
Inflammation of the lacrimal gland
54
Trichiasis
Eyelashes into eyeball
55
Fornix
Spot that the bulbar and palpebral conjunctiva meet
56
Subepithelial infiltrates
Immune response to viral antigens - cause decrease in vision/photosensitivity Viral conjunctivitis
57
Chemosis
Swelling of the conjunctiva
58
Conjunctival papillae
Elevations of conjunctiva with prominent central blood vessel - bacterial conjunctivitis
59
Olopatadine
Pataday | - allergy meds
60
Ketotifen
Zaditor | - OTC allergy meds
61
Loteprednol
Topical steroid
62
Pinguecula
Fleshy growth on conjunctiva that doesnt grow into the cornea - that would make it a pterygium
63
Phlyctenule
Nodular growth at the limbus | - cause by hypersensitivity to bacterial proteins
64
Keratitis
Inflammation of the cornea
65
Hypopyon
WBC in the anterior chamber
66
Amiodarone causes?
Whorl keratopathy
67
Keratoconus
Disease causes progressive thinning of the central cornea and is degenerative in nature
68
Munson sign
Bulging on the lower lids from thinning central cornea causing bulging of inferior cornea Seen with keratoconus
69
Arcus senilis
Cholesterol eyes - no effect on vision - clear area between deposit and limbus
70
Sclera
Outside of eye, provides resistance to internal and external forces Has attaching points for EOMs
71
Layers of sclera?
Episclera - outside | Scleral stroma - inside
72
Staphyloma
Symptoms of scleritis - the resulting blue sclera it causes
73
Uveal tract
Iris + ciliary body + choroid = uveal tract
74
Iridocyclis
Inflammation of the iris and iris-ciliary body Aka iritis Aka anterior uveitis
75
Keratic precipitates
Fine and whitish - nongranulomatous Mutton fat - granulomatous
76
Ciliary injection or “flush”
Conjunctival injection surrounding cornea
77
Koeppe nodules and buscca nodules
Nodules of inflammatory cells on iris
78
Cottage cheese and katsup
Cytomegalovirus | - posterior uveitis
79
Zonules
Hold the lens in place and allow for accomidation
80
Capsule
Thin semipermeable membrane enveloping the lens
81
Fibers
Aka lens cells
82
Nuclear cataract
Blurs distant vision more than near
83
Posterior subcapsular cataract
Glar and difficulty reading
84
Cortical cataracts
Asymptomatic until they reach center
85
Polar Congenital cataract
opacity on the anterior of posterior pole of the lense
86
Zonular Congenital cataract
White opacities surrounding the nucleus Looks like onion skin
87
Nuclear Congenital cataract
Opacity in the fetal nucleus
88
Leticonus Congenital cataract
A protrusion in the lens capsule Typically opacified
89
Subluxation of the lense
Partial disruption of zonular fibers | - decentered but partially there
90
Dislocation of lense
Complete disruption of the zonular fibers | - lens is out of pupil
91
Iridonesis
Quivering of the iris | - lens dislocation
92
Phacodonesis
Quivering of the lens | - lens dislocation
93
Floaters
Small aggregates in the vitreus cavity
94
Scintillations
Lights and flashes associated with migraines
95
Macula
85.5mm in diameter centered on the fovea Center of the bullseye
96
Central retinal artery
Supplies the inner retina
97
The choroid
Supplies the outer retina and photoreceptors
98
Blood and thunder funds
Retinal vein occlusion
99
Armd
Age related macular degeneration | - MCC of legal blindness over age of 60
100
Drusen
MC abnormality with ARMD - Drusen are yellow deposits under the retina. Drusen are made up of lipids, a fatty protein. Drusen likely do not cause age-related macular degeneration (AMD). But having drusen increases a person's risk of developing AMD.
101
Bone-spicule pigmentary retinopathy
Retinitis pigmentosa
102
Golden ring sign
Retinitis pigmentosa | - yellow-white halo surrounding optic disc
103
Glaucoma definition
A group of diseases w progressive optic nerve damage and visual field loss - open angle - angle closure
104
Open angle gluacoma cup to disk ratio?
0.6 or greater
105
Trabeculoplasty
Laser cuts a hole in iris
106
Trabeculotomy
Drainage implant (shunt) surgery
107
Goinosynechialysis
Procedure to physically strip PAS | - peripheral anterior synechia
108
Irodotomy
An iridectomy, also known as a surgical iridectomy or corectomy, is the surgical removal of part of the iris. These procedures are most frequently performed in the treatment of closed-angle glaucoma and iris melanoma.
109
Haab striae
Linear tears in the corneal (descemet’s) membrane - Horizontal stria indicative of congenital glaucoma
110
Krukenberg spindle
Vertical band of pigment on corneal endothelium | - pigmentary glaucoma
111
Hemianopia field loss
Loss of an entire 1/2 of the visual field
112
Homonymous field loss
Visual field loss is on the same side in both eyes
113
Ipsilateral field loss
Visual field loss is on the same side the lesion is on
114
Contralateral field loss
Visual field loss is on the opposite side that the lesion is on
115
Scotoma
An area of reduced or absent vision w/in an otherwise intact visual field
116
Anisocoria
Unequal size pupils (>1mm)
117
Lateral geniculate body
Neural way station | - axons leave as optic radiations
118
Visual cortex
Radiations converge in the occipital lobe of the brain | - visual intrepretation begins here
119
Afferent pupillary pathway
CN 2 | - light/accommodation impulse travels up optic nerve CN II
120
Efferent pupillary pathway
CN III - Signal sent from EW nuclei down oculomotor nerve CN III - pupils constrict
121
Argyll robertson pupil
- Pupil is small - responds slowly (or not) to light - responds normally to near (accommodation) - bilateral and asymmetric
122
Adie’s tonic pupil
- irregularly dilated pupil - reacts poorly to light - better to accommodation (sluggish and tonic)
123
Marcus gunn pupil
APD - nerve pathway dysfunction - doesnt transmit message (pupil dilates to light)
124
Papilledema
Papilledema is optic disc swelling that is caused by increased intracranial pressure due to any cause
125
CN III palsy
Ptosis (droopy eyelids) Eye is turned down and out - diplopia
126
Diplopia
Double vision
127
CN IV palsy
Rotates (intorsion) and depresses the eye and moves eye away from nose Vertical/oblique diplopia Head tilt
128
CN VI palsy
Cant turn eye out Horizontal diplopia
129
Oscillopsia
Constant moving brain image
130
IRMA
Intraretinal microvascular abnormality (IRMA) | - seen with NPDR sometimes
131
VEGF
Angiogenic factor release | - causes proliferation (PDR)
132
Copper wire vessel
Arteriolar narrowing | - yellowing of the linear light reflex
133
Silver wire
Sclerosis of the vessel
134
AION
Giant cell arteritis
135
Amaurosis fugax
Transient ischemic attack (TIA) | - In the eyeball
136
Hollenhorst plaque
Plaque that is in an arterial artery causing amaurosis fugax
137
Scleromalacia
Scleral thinning | - slow and painless
138
MC eyelid malignancy
Basal cell carcinoma
139
MC conjunctival malignancy
Squamous cell carcinoma
140
Astrocytoma
Non-malignant tumor in the CNS composed of astrocytes
141
Retinoblastoma
Rare tumor in eye seen under 5 yrs
142
Kayser-fleischer rign
Brown/red deposit | - wilson’s disease
143
Sunflower cataract
Subcapsular copper deposit | - wilson’s disease
144
Amiodarone
Whorls on eye
145
Chloroquine
Macular pigment stippling (bulls eye)
146
Corticosteroids
Pseudotumor cerebri ICP Herpes
147
Digoxin
Yellow-orange vision
148
Ethambutol
optic disc atrophy | Visual field loss
149
Isoniazid
Visual field loss Color vision loss Optic disc atrophy
150
Siderosis
Iron deposits in the tissue | - long standing foreign body
151
Hyphema
Blood collection in the anterior chamber
152
Anisometropia
Big difference in refractive error between the eyes
153
Epiphoria
Excessive tearing