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12 Cards in this Set
- Front
- Back
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What is hemianopia?
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loss of vision in a hemifield (1/2)
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What is quadrantanopia?
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Loss of vision in a quadrant (1/4)
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What is homonymous?
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Corresponding loss in each eye
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What is heteronomous?
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non-corresponding loss in each eye
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What is the result of cutting the right optic nerve?
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Complete blindness in the right eye
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What is the result of cutting the right optic nerve just before the optic chiasm?
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Complete right eye blindness + Left superior quadrantanopia
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What is the result of cutting the optic chiasm?
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Bitemporal hemianopia
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What is the result of cutting the right optic tract before the LGN?
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Left homonymous hemianopia
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What is the result of cutting half the fibers of the right optic radiation after the LGN?
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Left superior homonymous quadrantanopia
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What is the result of cutting the entire right optic radiation in the primary visual cortex?
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Left homonymous hemianopia with macular sparing
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Retinal binocular disparity
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The fact that our two eyes occupy different spaces and see different views
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Retinal disparity is the basis of what?
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Stereoscopic depth perception
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