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Physiological Optics > Process Of Seeing > Flashcards

Process Of Seeing Flashcards

1
Q

What is the process of seeing called?

A

Visual perception

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2
Q

True or False: Light enters the eye through the cornea.

A

True

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3
Q

What is the transparent part of the eye that covers the iris and pupil called?

A

Cornea

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4
Q

Which part of the eye controls how much light enters?

A

Pupil

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5
Q

What part of the eye helps focus light onto the retina?

A

Lens

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6
Q

What is the light-sensitive tissue lining the inner surface of the eye called?

A

Retina

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7
Q

Which cells in the retina detect light and convert it into electrical signals?

A

Photoreceptor cells

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8
Q

True or False: Rods are responsible for color vision.

A

False

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9
Q

What are the three types of cones in the human eye?

A

Red, green, and blue cones

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10
Q

What part of the brain processes visual information received from the eyes?

A

Visual cortex

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11
Q

What is the term for the ability of the eyes to maintain clear vision of objects at different distances?

A

Accommodation

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12
Q

What is the medical term for nearsightedness?

A

Myopia

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13
Q

What is the medical term for farsightedness?

A

Hyperopia

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14
Q

True or False: Astigmatism is a common vision condition caused by an irregularly shaped cornea.

A

True

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15
Q

What is the term for the inability to see in low light conditions?

A

Night blindness

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16
Q

What is the medical term for age-related farsightedness?

A

Presbyopia

17
Q

What is the term for the loss of vision in the center of the visual field?

A

Macular degeneration

18
Q

What is the term for the clouding of the lens in the eye that affects vision?

A

Cataracts

19
Q

True or False: Glaucoma is a group of eye conditions that damage the optic nerve.

A

True

20
Q

What is the term for the involuntary rapid eye movement?

A

Nystagmus

21
Q

Which part of the eye is responsible for producing tears?

A

Lacrimal gland

22
Q

True or False: The optic nerve carries visual information from the eye to the brain.

A

True

23
Q

What is the term for the inability to perceive depth accurately?

A

Stereopsis

24
Q

What is the term for the perception of movement in stationary objects?

A

Motion parallax

25
Q

What is the term for the ability to focus on an object while ignoring others?

A

Selective attention

26
Q

What is the term for the ability to perceive objects as stable despite changes in sensory input?

A

Perceptual constancy

27
Q

What is the term for the mental representation of the spatial layout of an environment?

A

Spatial cognition

28
Q

True or False: Visual illusions are caused by errors in the visual system.

A

True

29
Q

What is the term for the perception of an object as being closer or farther away than it actually is?

A

Depth perception

30
Q

What is the term for the ability to recognize objects despite changes in their appearance?

A

Object recognition

31
Q

True or False: Visual acuity refers to the sharpness of vision.

A

True

Physiological Optics (2 decks)

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