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Schematic diagram of the direct and consensual pupillary light pathways in primates including humans. It is believed that the ipsilateral visual field is of cortical origin (64). Abbreviations: AQ – Aqueduct; EW - Edinger-Westphal nucleus; F – Fovea; OC – Optic chiasm; PC – Posterior commissure; PON – Pretectal olivary nucleus.
