Chapitre 8 Questions d’auto-évaluation Copy

Question 1 of 12

8 point(s)

Match the description below to the label in the table below these descriptions: (Fill in letter only)

A. Is defined as the inability to distinguish certain colours.

B. The pupils get smaller

C. Near sightedness

D. A type of red-green colour blindness characterized by the inability to distinguish red and green pigments.

E. A lazy eye

F. Far sightedness.

G. 3d vision

H. The gradual loss of the eyes’ ability to focus on nearby objects which starts in the mid-40s.

I. Do not see red

Label	Description
1.Amblyopia
2.Hyperopia
3.Myopia
4.Colour Blindness or deficiency
5.Deuteranopia
6.Presbyopia
7.Protanopes
8.Stereopsis

Question 2 of 12

1 point(s)

Why is vision screening done in the workplace?

To improve production and productivity in the workplace
To detect blindness which impacts on safety
To record a baseline before workers, enter a risk environment
Establish is a worker meets the job requirements in terms of vision

Question 3 of 12

1 point(s)

There are 4 tests done to assess visual acuity which of the below is NOT one of the 4 tests ?

Near and far distance
Colour vision
Cardinal fields of gaze
Depth perception

Question 4 of 12

3 point(s)

Using the picture in Figure A, label the diagram with one of the possibilities provided in a-c. (Answer with letter only)

A. Far Vision

B. Near Vision

C. Normal Vision

Figure A

1.

2.

3.

Question 5 of 12

1 point(s)

When assessing near vision, charts are used for the test, which one listed is incorrect?

Rosenbaum Chart
The Jaeger Chart
The Snellen Chart
The Sloan letter Chart

Question 6 of 12

1 point(s)

A Jaeger chart should be held by the worker and the technician how far from the eyes when testing NEAR vision?

6 meters
80 cm’s
35-40cm’s
20 -25 cm’s

Question 7 of 12

1 point(s)

When testing depth perception what test is used?

Jaeger
Ishihara
Lang 2-pencil
Water

Question 8 of 12

5 point(s)

Match the type of test in Column A to the common errors in Column B (Answer with letter only)

A. Using charts that have been photocopied

B. If the worker performs the horizontal assessment and the technician performs the vertical test

C. If the worker does not focus on the technicians’ eyes

D. Holding the chart at 80cm or more away from the person being tested

E. Testing from memory or leaning forward

Column A	Column B – Errors
1. Snellen Chart
2.Ishihara Chart
3.Near visual acuity testing
4.Visual fields by confrontation
5.Depth perception

Question 9 of 12

1 point(s)

Using the picture in figure B what is being assessed?

Figure B

Jaeger Test
Peripheral vision
Depth perception
Near Vision

Question 10 of 12

1 point(s)

Using the picture in figure C what is being assessed?

Figure C

Visual fields -peripheral vision
Far vision
Depth perception
Near Vision

Question 11 of 12

1 point(s)

A competent person in vision screening is?

Anyone who has experience as a vision screening technician
Anyone who has attended a vision screening course and deemed competent
Anyone who has a certificate of attendance for a vision course
Only OHNP’s and OMP’s

Question 12 of 12

1 point(s)

A Jaeger chart should be held by the worker and the technician how from the eyes when testing intermediate vision?

6 meters
80cm's
35-40 cm's
20-25 cm's

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