COA Flashcards

(70 cards)

1
Q

Organism most destructive to the eye

A

Pseudo aeruginosa

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2
Q

What procedure using argon laser can destroy ischemic retina

A

Pan retinal photocoagulation or pan retinal laser

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3
Q

What type of intra ocular injection is made at pars Plana site

A

Intravitreal injection

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4
Q

How is anterior chamber depth estimated using a slit lamp

A

High beam placed at the limbus at angel of 60 degrees

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5
Q

Which 2 ocular structure can touch if the anterior chamber is flat

A

Iris and cornea

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6
Q

When determining anterior depth using flashlight test a shadow on the nasal iris indicate

A

Abnormal shallow anterior chamber, narrow angle

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7
Q

Estimate anterior chamber depth by measuring the angle between

A

Anterior surface of the Iris or posterior surface of the cornea

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8
Q

what is ICD -9- CM

A

International classification of disease, 9th edition, clinical modification

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9
Q

What are ethics

A

moral principles and value that govern individual behavior

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10
Q

what should ophthalmic practice have in place to meet legal compliance

A

a compliance officer, policies and procedures

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11
Q

what is HIPAA

A

Health insurance portability and accountability act

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12
Q

because there are no rods and cones found in the

A

optic nerve head

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13
Q

because there are no rods or cones found in the ONH a —–blind spot is created in the normal visual field

A

Physiologic

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14
Q

a defect in the patient’s ____ ______ ______ will affect the patients inferior nasal field of vision

A

Superior temporal retina

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15
Q

2 metods to map the field of vision

A

Kinetic and static

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16
Q

a localized are of reduced sensitivity in a VF that is surrounded by an are of greater sensitivity is called

A

scotoma

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17
Q

method of choice for sterilizing IOL

A

Ethylene Oxide

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18
Q

2 main classifications of most ophthalmic surgical procedures

A

Intraocular and extraocular

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19
Q

most common sterilizing instruments

A

steam

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20
Q

name 2 types of anatomical scrubs

A

timed and counted

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21
Q

4 needle shapes

A

taper, cutting, reverse cutting, spatula

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22
Q

Red dye useful in evaluating the intergrity of corneal epithelium

A

Rose bengal

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23
Q

This test uses rainbow colored cups that must be arranged in order of similar hues

A

Farnsworth munsell 100 hue

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24
Q

The — color vision test consist of plates with grey background and colored circles, crosses and triangles

A

Hardy rand ritter

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25
Virus that causes dendritic pattern of keratitis
Herpes simplex
26
Where do you check pulse on adult CPR
Neck (carotid pulse)
27
3 starting points for refraction
Retinoscopy, auto refraction, current rx
28
Important factor when preparing for refraction
Explain to the pt to choose the lens with clearest vision
29
Fundus Photo documents the---segment of the eye
Posterior
30
Devices create three-dimensional digital image of the optic nerve and retina
Tomography
31
Gross evaluation of the patients Peripheral va can be accomplished with -- visual field testing
Confrontation
32
The -- visual field test compares the boundaries of the patient's visual field with that of the examiner
Confrontation
33
The Amsler grid determines the presence and location of defects in the
Central portion of vf
34
During amsler grid testing the patient should be instructed to read the grid through
Near correction
35
Normal range of IOP
13-20 mm hg
36
What method of tonometry is measured by the amount of pressure needed to flatten the cornea
Applanation
37
What measurement error is produced whenfluorecein rings are to narrow
Falsely low
38
What measurement error is produced when a pt is holding breath,or wearing a tight collar
Falsely high
39
How to properly instill drops
Into lower cul de sac (lower fornix)
40
How are systemic medications administered
Orally, injection ' or intravenously
41
Idiosyncrasy refers to
Bizarre, peculiar reaction to a drug such as tremor, exicitability, or collapse
42
The common cause of eye infections
Bacterial viral and fungal
43
Are used to determine the sensitivity of organisms to certain drugs so that correct therapy can be carried out
Cultures
44
Is a major contributing factor in Contracting the parasite organism acanthamoeba
Contact lens wearer
45
In what order should refinement of a refraction
Spear axis than power of cylinder
46
What accessory phoropter lens is utilized to refine the cylinder axis and Power
Jackson cross cylinder
47
Name the two methods of refraction
Objective and subjective
48
In refractor ometry the ____method requires the patient to give answers to the
Subjective
49
When is the spherical equivalent best use in a spectacle prescription
If a patient is an adult and never worn glasses and has a large astigmatism correction
50
Which layer of the cornea is the thickest
The stroma
51
what type of patch should not be worn on a patient with a lacerated
A pressure patch
52
When long waiting times occur in the office what is the ophthalmic medical assistants responsibility
To communicate with the patient and keep them informed
53
What can be used to immobilize an infant for an examination
A papoose board
54
Is any irritation or inflammation of the conjunctiva
Conjunctivitis
55
Conjunctivitis Maybe
Allergic viral or bacterial
56
Sudden painless vision loss which may continue to deteriorate over a few days and may not recover is known as
Ischemic optic Neuropathy
57
Forward displacement of the in its bony socket causing the eye to bulge forward is
Exophthalmos/prlptosis,
58
the cornea provides approximately ----of the refractive power of the
2/3
59
Universal precautions are mandated by OSHA but developed by
Us centers for disease control
60
Washing hands between patients is an example of
Universal precautions
61
Diffusion of oxygen through a CL is referred as
DK value
62
The application & evaluation of a diagnostic lens on the eye is the best way to fit a CL
True
63
Instrument used to determine the posterior surface radius of curvature of a rigid cl
Radiuscope and or contacto gauge
64
Term for difference in pupil size
Anisocoria
65
What is pupillomentary
Measurement of pupil diameters
66
Name of reaction that occurs when light is directed into 1 pupil and opposite pupil simultaneously reacts
Consensual pupillary reaction
67
If you can not center the thick and thin lines in the lens meter the lens has
Ground in prism
68
Each black ring in the lensometer eyepiece reticle measures how much prism
1 diopter for each ring
69
When preforming lensometry what is indicated if both the thin and wide lines are in focus at the same time
The lens is spherical
70
Layers of the cornea
``` Epithelium Bowman Stroma Desciments Endothelium (Every boy should dance everyday) ```