The microstructure of the licking behavior of water-deprived rats presented with either water or quinine during 45-min single-bottle tests was analyzed. The chorda tympani (CT) and glossopharyngeal (GL) nerves, which innervate the taste buds of the tongue, were transected in deeply anesthetized rats to discern their contribution to the behavioral pattern of quinine drinking. Rats were presurgic...
