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procedures 4 study guide 2 Flashcards | StudBud
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procedures 4 study guide 2
procedures 4 study guide 2
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1
When calibrating the reflectance of the Goldmann perimeter bowl which of the following is not proper procedure?
the bulb shield is adjusted
the filter setting V-1-e
projection intensity is adjusted first
the flag is removed from the light path
2
Which is not proper technique for when kinetically mapping the central zone?
find threshold 25 deg. temporal
Use correction for 300 mm distance
map scotoma from outside to inside
map the blindspot
3
Which of the following is true of the Harrington-Flocks Vf test?
no special equipment needed
it is a screening test
It is widely used
it is a diagnostics test
4
missing pieces of the history, contradictory information in the chart, missing test interpretations
Things that you should do
what your boss wants
are things HOSA
are things that auditing looks for
5
Fluorescein is eliminated from the body within __________ through the______
48 hrs/ kidneys
48/stomach
36/ kidneys
26 /liver
6
When performing Goldmann perimetry a near lens correction should be used
for testing outside of the 30 degrees
for peripheral and central field testing
for the central 20 degrees only
for the central 30 degrees only
7
You look at a pt previous tangent screen test and see the notation 2/1000 green, this means that
The pt vision is 2/1000 and his eyes are green
A 2mm green target was used at 100 cm
A 2mm target was used at 1mm and the pt eyes are green
A 2mm green target was used at 1mm
8
When using the Goldmann perimeter the background reflectance of the sphere should be adjusted
weekly
daily
every 6 patients
for each patient
9
Automated perimeters use kinetic techniques to evaluate the visual field.
False
True
10
When performing Goldmann perimetry, static presentation is used to:
all of the above
determine threshold
determine defect depth
find scotomas
11
The tangent screen is used to map the?
outside of 20 degrees
Central 30 Degrees
Perpheral
Central 20 Degrees
12
Which of the following is not an advantage of the Goldmann perimeter?
simultaneous projection/recording
variable target size
speed of target movement is standardized
allows fixation monitoring
13
The doctor is interested in look for posterior capsular opacification. Which technique should be used to view this?
transillumination
sclerotic scatter
Direct retro-illumination of the fundus
Pinpoint
14
If the Goldmann stimulus does not register 1000 asbs, you either need to replace the bulb or
replace the fuse and remeasure
rotate the bulb 180 degrees and remeasure
increase the background light to compensate
lower the background light to compensate
15
When performing Goldmann perimetry on a 20 year old with 20/20 vision, one would begin with a stimulus size of:
8 mm
2 mm
6 mm
4 mm
16
The doctor needs a photo of the endothelium to document guttata. Which technique should be used?
specular reflection
pinpoint
tangential
direct retroillumination
17
Decibel refers to retinal sensitivity and not stimulus sensitivity
False
True
18
Which condition calls for binocular Goldmann VF?
glaucoma
AMD
optic neuropathy
diplopia
19
When calibrating the Goldmann perimeter the projector light should be adjusted to a brightness of:
100 apostilbs
100 lumens
10,000 lumens
1000 apostilbs
20
The reliability of a tangent screen exam can be checked by?
mapping the blind spot
using a red target
changing the test object
mapping the boundary
21
When performing Goldmann perimetry the initial peripheral target should be:
III-4-e
IV-4-e
I-4-e
V-4-e
22
The Roman numeral designation on the Goldmann filter levers refere to stimulus
grayness
speed
size
brightness
23
A 65 year old man being prepared for Goldmann perimetry would need and add of _____ for testing the central 30 degrees.
+1.50 D
+2.50 D
+1.00 D
+3.25 D