CLINICAL PROCEDURES

Question 1

To measure the clarity of vision or the ability of the visual system to resolve detail

Answer 1

Visual Acuity

Question 2

Testing distance for distance VA

Answer 2

20ft

Question 3

Distance used for near VA

Answer 3

40cm

Question 4

To determine if a decrease in vision is correctable by lenses

Answer 4

Pinhole VA

Question 5

To determine if a decrease in vision is correctable by lenses

Answer 5

Pinhole VA

Question 6

Equipment used to test VA

Answer 6

Projector with VA slide
Near point VA card
Occluder
Lamp
Projector or computer-generated charts

Question 7

This procedure measures in diopters a patients ability to change the focus of the eye’s crystalline lens in response to near stimulus

Answer 7

Amplitude of Accommodation

Question 8

To screen for acquired and hereditary color vision defects

Answer 8

Color Vision

Question 9

Testing distance for Color Vision test

Answer 9

75cm

Question 10

To assess the presence and absence of a phoria or a strabismus. Assess the presence or absence of motor fusion.

Answer 10

Cover test

Question 11

To measure a patient’s fine depth perception through his ability to fuse stereoscopic targets

Answer 11

Stereopsis

Question 12

Testing distance for stereopsis test

Answer 12

40cm

Question 13

Equipment used in stereopsis test

Answer 13

Polaroid glasses or red-green glasses
Stereo test booklet

Question 14

To assess the patient’s flat fusion ability at distance and at near

Answer 14

Worth 4 Dot Test

Question 15

In worth 4 dot, if patient sees 2 red dots, it means

Answer 15

Suppressing OS

Question 16

In worth 4 dot, if patient sees 3 green dots, it means

Answer 16

Suppressing OD

Question 17

To determine the patients ability to converge the eyes while maintaining fusion

Answer 17

Near point of convergence

Question 18

To determine the approximate positions of the visual axes of the two eyes under binocular conditions at near

Answer 18

Hirschberg test and krimsky test

Question 19

Testing distance for Hirschberg and krimsky test

Answer 19

50 to 100cm

Question 20

Corneal reflex at the center of the pupil

Answer 20

Zero angle lambda

Question 21

Corneal reflex slightly nasal to the center of the pupil

Answer 21

Positive angle lambda

Question 22

Corneal reflex slightly temporal to the center of the pupil

Answer 22

Negative angle lambda

Question 23

To assess the patients ability to perform conjugate eye movement

Answer 23

EOM Test

Question 24

Testing distance for EOM Test

Answer 24

30-40cm

Question 25

SAFE

Answer 25

Smooth
Accurate
Full
Extensive

Question 26

To assess the afferent and efferent neurological pathways responsible for pupillary function

Answer 26

Pupil Test

Question 27

Testing distance for pupil test

Answer 27

25cm

Question 28

To screen for previously unnoted visual defects

Answer 28

Finger counting visual fields

Question 29

Testing distance for FCVF

Answer 29

60-80cm

Question 30

Numbers to show during FCVF

Answer 30

1,2,4

Question 31

To determine the distance in millimeters between the entrance pupils of the two eyes

Answer 31

Interpupillary distance

Question 32

The examiner’s face during IPD test should be located at the _______

Answer 32

Patient’s customary near distance or 40cm

Question 33

To measure the lateral and vertical phoria at distance and near

Answer 33

Maddox Rod Phoria Test

Question 34

Line through the light

Answer 34

Ortho

Question 35

Line to the right of the light

Answer 35

Eso, uncrossed diplopia

Question 36

Line to the left of the light

Answer 36

Exo, crossed diplopia

Question 37

Line above the light

Answer 37

Left hyper

Question 38

Line below the light

Answer 38

Right hyper

Question 39

To assess the integrity of the visual field corresponding to the macular region of the retina

Answer 39

Amsler grid test

Question 40

To assess the integrity of the central 30 degrees radius of the patient’s field

Answer 40

Tangent screen

Question 41

Standard illumination for tangent screen

Answer 41

7 foot candles

Question 42

To provide in-depth analysis of color vision defects identified through clinical screening test

Answer 42

D-15 Color Test