<prompt> Nerve of 6h arch is ?Superior laryngeal nerveInternal laryngeal nerveExternal laryngeal nerveRecurrent laryngeal nerve  <response>: Ans. is d i.e., Recurrent laryngeal nerve Nerve of 4th and 6th arches is vagus nerve, which is distributed.Through superior laryngeal nerve for 4th arch derivatives.Through recurrent laryngeal nerve for 6th arch derivatives 