Ko te mīhini whakapakari tinana raupapa F, F25, he mīhini whakapakari tinana teihana rua, arā, he whakangungu i ngā uaua o Abductor me Adductor i runga i te mīhini kotahi. He ngāwari te whakarerekē i te tūranga tīmatanga o te huha o roto, o waho hoki, mō ngā mahi whakapakari huha o roto, o waho hoki. He koki ngā papa huha hurihuri hei whakamarie i te wā e whakangungu ana. He whānuitia ngā momo taputapu whakapakari tinana e taea ana te whakamahi i ngā titi waewae takirua. Ka taea e ngā taputapu whakapakari tinana te whakamahi i te taumaha tāpiri mā te pēhi noa i te rīpene hei whakanui ake i te kawenga mahi.