5.1 Visual Fields

Question 1

Amsler grid shows macula or periphery

Answer 1

Macula center

Question 2

Metamorphosia

Answer 2

Wiggle

Question 3

Scotoma

Answer 3

Hole

Question 4

Perimetry

Answer 4

Systemic measurement of visual field

Question 5

Is confrontation visual fields monocular or binocular

Answer 5

Monocular

Question 6

Hemanopia

Answer 6

1 whole side of vertical line is blacked out

Question 7

Quadranopia

Answer 7

One pie piece is blacked out

Question 8

Fixation loss

Answer 8

Machine maps out a blind spot, pt says yes they see a signal in that blind spot

Question 9

False positive

Answer 9

Clicking when the machine has not even flashed a signal

Question 10

False negative

Answer 10

Machine already has tested an area several times and the pt can definitely see it, then they flash a brighter stimulus in that same area and pt acts like they can’t see it

Question 11

Mnemonic fixation loss

Answer 11

LOSS Looking Outside Shaded Spot

Question 12

Mnemonic false positive

Answer 12

PLUS Pressing Lacking Unique Stimulus

Question 13

Mnemonic false negative

Answer 13

MINUS Mini Isotope kNown, Upper Strays

Question 14

Name of unit of brightness in visual field testing

Answer 14

Isotope

Question 15

Amsler checks what degrees

Answer 15

Central 20 (only macula)

Question 16

Automated Perimetry Bowl tests what degrees

Answer 16

24-2 means peripheral 24deg, 30-2 means peripheral 30deg