cortical pathway definition
2 Definition. The geniculo-striate pathway is the set of axonal connections that project from the lateral geniculate nucleus (LGN) of the thalamus to the primary visual cortex. It is the single-greatest source of thalamic input to visual cortex and serves to relay visual information from retina to cortex.he geniculo-striate pathway is the set of axonal connections that project from the lateral geniculate nucleus (LGN) of the thalamus to the primary visual cortex.