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vision - Coggle Diagram
vision
retina route
bipolar cells
ganglion cells
amacrine cells
optic nerve
blind spot
fovea
receptors
direct line to brain
cones
90% brain input
periphery
receptors converge
ganglion & bipolar
rods
cones & rods
photoigments
release energy
colour vision
trichromatic theory
cons
short wavelength
medium wavelength
long wavelength
unevenly distributed
opponent-process theory
paired opposites
red - green
yellow - blue
excited by one
inhibited by another
limitations
retinex theory
deficiency
x chromosome
red & green
visual info
rods and cones
horizontal cells
ganglion cell
lateral geniculate nucleus
primate ganglion cells
parvocellular
fovea
magnocellular
retina
koniocellular
retina
primary visual cortex (V1)
simple
excitatory
more light more response
inhibitory
more light less response
bar-shaped / edge-shaped
v1
complex
v1/v2
respond in particular orientation
moving stimulus
hypercomplex
strong inhibitory area
bar-shaped
v1/v2