a 35 year old male was in a motor vehicle accident and had a traumatic injury to the posterior head when he awaoke from unconsciousness he could not see examination of his eyes was untemarkable further evaluation with an mri scan of the brain was ordered what area of the brain do you think was injured to cause this cortical blindness use 20.22 functional reguons of the cerebral cortex to help you whhich crainal nerve is responsibe for vision use 21 crainal nerves section to help you