PSYCH 345 Lecture Notes - Lecture 6: Quadrantanopia, Scotoma, Visual Cortex
Document Summary
Perception: sensation: stimulus on sensory organs, perception: interpretation of sensory stimulus based on past experiences and knowledge of how objects are actually structured. The peripheral portion of the visual field that only one eye can see. The most peripheral portion of the left temporal hemifield viewed by the nasal hemiretina of the left eye and vice versa. Damage to the left nasal retina: vision impairment in left side of the left visual field. Damage to the entire right optic nerve: vision impairment in the entire visual field of the right eye: quadrants: Visual fields: superior, inferior, left, and right. Right optic nerve: right retina: optic chiasm: decussation. Only affects a portion of each eye. Retina > optic nerve > optic chiasm > optic tract > lgn. Striate cortex = v1 = primary visual cortex = brodmann"s area 17: first place in cortex where visual information is processed is in.
