<prompt> Which one of the following is involved in visual pathway?Nucleus gracilisMedial geniculate bodyLateral geniculate bodyHypothalamus  <response>: C Lateral geniculate body Visual pathway: The visual pathway consists of: The eye, especially the retina The optic nerve The optic chiasma; The optic tract; The lateral geniculate body The optic radiation, Visual cortex, Visual association cortex 