Visual System Flashcards

1
Q

Where in the eyeball would you find the cornea?

A

At the front of the eye

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2
Q

Retinal ganglion cells can be:

A

On centre/off surround and off centre/on surround

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3
Q

There are two types of photoreceptor cell in the retina one type is cones…

A

One type is cones and there are more of these in the central part of the retina known as the macula

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4
Q

The lateral geniculate nucleus (LGN) can be found in which part of the brain:

A

The thalamus

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5
Q

The magnocellular pathway encodes:

A

“where” information, and is fast

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6
Q

The visual cortex and visual association cortex are located in which lobe of the brain?

A

Occipital

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7
Q

Which of the following provides support for the Opponent Process Theory of colour vision?

A

After images

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8
Q

Trichromatic theory proposes that we have colour receptors in:

A

Red, green and blue

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9
Q

How do we perceive yellow?

A

Yellow on/blue off cells colour opponent cells in the LGN

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10
Q

The cortical modules in the visual cortex contain:

A

Orientation columns and Ocular dominance columns

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11
Q

The “what is it” ventral route of visual processing is situated:

A

In the temporal lobe

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12
Q

The “where is it” or “how” dorsal route of visual processing is situated:

A

In the parietal lobe

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13
Q

Which of the following is a characteristic of Balint’s syndrome?

A

An inability to shift gaze and see the totality of a scene or picture

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14
Q

Damage to the ventral visual pathway can cause:

A

Prosopagnosia

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15
Q

A patient with damage to their parietal lobe might suffer from:

A

Simultagnosia and unilateral neglect

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