<prompt> Vestibulo ocular reflex is concerned withArchicerebellumFlocculonodular lobeNeocerebellumOccipital lobe  <response>: The flocculonodular lobe is phylogenetically the oldest pa of cerebellum has vestibular connections and is concerned with equilibrium and eye movements vestibulo ocular reflex. Ref: Ganong;s review of medical physiology; 23rd edition; pg:257. 