<prompt> Anterior 23 of tongue develops from1st branchial arch2nd branchial arch3rd branchial arch4th branchial arch  <response>: The anterior two-thirds: From two lingual swellings which arise from the first branchial arch. Therefore, it is supplied by lingual nerve of first arch and chorda tympani of second arch The posterior one-third: From cranial large pa of the hypobranchial eminence, that is from the third arch. Therefore, it is supplied by the glossopharyngeal nerve The posterior-most pa from the fouh arch. This is supplied by the vagus nerve 