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Sense (visual system (external accessary structures (retina (rods, cones),…
Sense
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olfaction
organs:
-olfactory epithelium: olfactory receptor cells + supporting cells + basal cells
-lamina propria
-olfactory glands
olfactory receptor cells
bipolor, unmyelinated axon
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olfactory tracts:
project to: inferior frontal lobe surface, primary olfactory cortex in temporal lobe, hypothalamus, amygdala
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sensation:
-Conscious awareness of sensory information
-Only stimulus that reaches cerebral cortex
-aware of only a fraction of stimuli, Much input relayed to lower areas of the brain, response initiated without awareness