Chapter 10 The Central Visual System Blanked Out

Chapter 10 The Central Visual System Blanked Out - The...

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Sheet1 Page 1 The Central Visual System Chapter 10 C Central projections of ganglion cells h Axons of __________ cells in the retina form the optic nerves h At the optic chiasm about half of fibers cross, the other half stay on same side h Optic tracts (after chiasm) contain fibers from ______ ______ O Information from left visual field is carried in the right optic tract h Information from the left half of the visual world is represented in the right half of the brain, and opposite h Axons of ganglion cells from the________ retinas cross at optic chiasm, axons from__________ retinas do not h Vision in the periphery is monocular V The main target of the optic tract is the lateral geniculate nucleus (LGN) h Neurons in LGN project to _______ ________ _____. This projection is called the optic radiation p Other targets of retinal ganglion cell axons A small number of ganglion cell axons peel off from optic tract and go to h Suprachiasmatic nucleus (in the hypothalamus) : regulation of _______ h
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Sheet1 Page 2 Pretectum : pupillary light reflex h Superior colliculus : orienting head and eyes toward target e Visual field deficits Analysis of visual fields can often indicate site of neurological damage Left optic nervecut : Vision lost completely
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Chapter 10 The Central Visual System Blanked Out - The...

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