what are the types of photoreceptors
rods- light and dark
cones- colour
ganglion cells- blue light wavelengths
what is the ventral stream for and where does it go (in brain)
what stream, what something is
occipital lobe to temporal lobe
what are two types of examples of damage to the ventral stream
Apperceptive visual agnosia- impaired object recognition
Associative visual agnosia- impaired object identification
what is the dorsal stream for and where does it go
where stream, where something is
occipital lobe to parietal lobe
what are 4 examples of damage to the dorsal stream
Optic ataxia- cant use visuospatial info to guide movements
Hemispatial/contralateral neglect- unaware of the contra lesional half of space
Akinetopsia- cannot perceive motion
Apraxia- inability to produce voluntary movements in the absence of muscular disorders