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PHYSIOLOGICAL OPTICS (RNH) > 8 PRIMER (COLOR VISION) > Flashcards

8 PRIMER (COLOR VISION) Flashcards

1
Q

The retina has three types of cones responsible for color vision

  • Trichromacy Theory
  • Color vision process
A

Trichromacy Theory

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2
Q

White light is composed of _________

  • single color
  • several colors
A

several colors

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3
Q

is a condition of possessing three well-functioning cone types

  • Anomalous Trichromacy
  • Trichromacy/trichromats
A

Trichromacy/trichromats

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4
Q

Normal color vision

  • Anomalous Trichromacy
  • Trichromacy/trichromats
A

Trichromacy/trichromats

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5
Q

Incomplete achromatopsia

  • Rod monochromacy
  • Cone monochromacy
A

Cone monochromacy

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6
Q

Complete achromatopsia

  • Rod monochromacy
  • Cone monochromacy
A

Rod monochromacy

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7
Q

one of the cones is altered in its spectral sensitivity

  • Anomalous Trichromacy
  • Trichromacy Theory
A

Anomalous Trichromacy

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8
Q

The green-sensitive cones have decreased sensitivity

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Deuteranomaly or Anomalous Deuteranopia

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9
Q

It is an X-linked trait

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Deuteranomaly or Anomalous Deuteranopia

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10
Q

the most common color vision deficiency

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Deuteranomaly or Anomalous Deuteranopia

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11
Q

referred to as “red-weakness”

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Protanomaly or Anomalous Protanopia

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12
Q

Any redness seen in a color by a normal observer is seen more weakly

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Protanomaly or Anomalous Protanopia

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13
Q

It is a rare type of anomalous trichromatic vision

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Tritanomaly or Anomalous Tritanopia

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14
Q

blue-sensitive, cones have decreased sensitivity

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Tritanomaly or Anomalous Tritanopia

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15
Q

reds and greens are unaffected, and some yellows may be visible

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Tritanomaly or Anomalous Tritanopia

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16
Q

persons affected by this condition have difficulty distinguishing between yellow and blue

  • Deuteranomaly or Anomalous Deuteranopia
  • Protanomaly or Anomalous Protanopia
  • Tritanomaly or Anomalous Tritanopia
A

Tritanomaly or Anomalous Tritanopia

17
Q

One of the three groups of cone cells in the retina is missing or not functioning

  • Dichromacy
  • Protanopia
  • Deuteranopla
A

Dichromacy

18
Q

One of the three groups of cone cells in the retina is missing or not functioning

  • Dichromacy
  • Achromatopsia
  • Trichromacy
A

Dichromacy

19
Q

The types of dichromacy are categorized according to the type of cone cells missing

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Protanopia

20
Q

most common type of dichromacy

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Protanopia

21
Q

unable to spot red color and have difficulty in spotting green color

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Protanopia

22
Q

Singly they are able to easily spot blue and green but when, these colors are mixed, they are unable to mark the difference and the color usually appears gray

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Protanopia

23
Q

does not have green cone cells in the retina making him or her unable to spot green color

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Deuteranopla

24
Q

is the rarest form of dichromacy

  • Protanopia
  • Deuteranopia
  • Tritanopia
A

Tritanopia

25
type of dichromacy, the patient is unable to distinguish between yellow and blue colors * Protanopia * Deuteranopia * Tritanopia
Tritanopia
26
do not usually have difficulty in recognizing colors that relate to green and red shades * Protanopia * Deuteranopia * Tritanopia
Tritanopia

PHYSIOLOGICAL OPTICS (RNH) (16 decks)

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