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PHYSIOLOGICAL OPTICS (RNH) > 5 PRIMER > Flashcards

5 PRIMER Flashcards

1
Q

Blood-rich tissue, whose structures work together to produce aqueous humor

  • Choroid
  • Iris
  • Ciliary body
A

ciliary body

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2
Q

Nourishes the cornea and lens through aqueus humor

  • Choroid
  • Iris
  • Ciliary body
A

Ciliary body

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3
Q

Helps during accommodation

  • Choroid
  • Iris
  • Ciliary body
A

Ciliary body

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4
Q

Serves as attachment of zonular fibers

  • Choroid
  • Iris
  • Ciliary body
A

Ciliary body

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5
Q

Thin, circular membrane hanging behind the cornea and in front of the lens

  • Choroid
  • Iris
  • Ciliary body
A

Iris

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6
Q

Perforated at its center by an aperture (PUPIL)

  • Choroid
  • Iris
  • Ciliary body
A

Iris

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7
Q

Reduces chromatic and spherical abberations

  • Choroid
  • Iris
  • Ciliary body
A

Iris

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8
Q

Reduces chromatic and spherical abberations

  • increasing VA
  • decreading VA
A

increasing VA

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9
Q

Regulate the light entering the eye

  • Choroid
  • Iris
  • Ciliary body
A

Iris

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10
Q

Increases the depth of focus

  • Choroid
  • Iris
  • Ciliary body
A

Iris

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11
Q

Thin, dark membrane (due to melanocytes)

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

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12
Q

Choroid is a thin, dark membrane due to ________

  • keratin
  • melanocytes
A

melanocytes

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13
Q

Covers about 5/6 of the interior of the eyeball

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

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14
Q

Nourishing coat of the eye

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

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15
Q

Nourishes the outer part of the retina (RPE & photoreceptors)

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

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16
Q

Provides dark chamber (many pigmented cells), aids to darken the eye

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

17
Q

Prevent dispersion of light- attain clear image of an object

  • Choroid
  • Iris
  • Ciliary body
A

Choroid

18
Q

for dim illumination/scotopic vision

  • rods
  • cones
  • nerve fibers
A

rods

19
Q

for day illumination/photopic vision, color perception

  • rods
  • cones
  • nerve fibers
A

Cones

20
Q

for transmission of visual and pupillary impulses

  • rods
  • cones
  • nerve fibers
A

Nerve fibers

21
Q

Thin, transparent membrane upon which the Images are cast and in where nerve are generated

  • RETINA
  • SCHEMATIC EYE
A

RETINA

22
Q

Mathematical or physical model that represents the basic optical features of the real

  • RETINA
  • SCHEMATIC EYE
A

SCHEMATIC EYE

23
Q

Same plan as a human eye for purpose of study/experiment

  • RETINA
  • SCHEMATIC EYE
A

SCHEMATIC EYE

24
Q

Employs average value of radii distances, indices designated as optic constant

  • RETINA
  • SCHEMATIC EYE
A

SCHEMATIC EYE

25
Q

Made a six surface eye model (crystalline lens with a high Index core and index shell)

  • GULLSTRAND
  • EMSLEY
A

GULLSTRAND

26
Q

Later reduced to four surfaces since ray tracing is time consuming

  • GULLSTRAND
  • EMSLEY
A

GULLSTRAND

27
Q

Made a single surface model for simplicity and speed of ray tracing

  • GULLSTRAND
  • EMSLEY
A

EMSLEY

PHYSIOLOGICAL OPTICS (RNH) (16 decks)

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