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Psychology (7,812)
PSYB65H3 (519)
Ted Petit (310)
Lecture 5

PSYB65-Lecture 5 Notes

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Ted Petit

Lecture 5 N Retina is part of the CNS (grows out of the brain, thus part of the brain) N Retina is part of the CNS not periphral N Retina is divided down the middle o Each half has a different name Nasal portion N closest to the nose Temporal portion N Closer to temporal lobes o Info from each of the halves form a specific connection that conveys information N Nerve o Z}Z]Z -^~]L2;}L K}Z]L CNS, referred to as tract) N Tract o pathway inside the central nervous system N Optic nerve o everything closest to the eye is called optic nerve o even though it is all part of the CNS since the retina grows out of the brain, but it is done for simplicity N Optic chiasm o where the paths cross, but as moves back towards the ]L7][ZZ}] N nasal portion of ]L;Zfibres cross N the temporal portion of retina goes on its (same side) N if wiggle right hand fingers, it is going to hit the left side of the retina of each eye N something in right visual field will hit the nasal portion of the right eye and temporal portion of left eye o information from the right visual field ends up in the left cortex
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