I te whanaketanga o te hangarau membrane, kua whānuitia te whakamahinga o te hangarau membrane i roto i te wehenga, te purenga me te kukū o ngā wai ahumahi.
Ka taea te whakamahi i te tukanga membrane whakauru hei wehewehe me te tango i ngā matū ngota iti i roto i te otinga kia tere ake, kia māmā ake hoki, inā koa i roto i te wehenga, te purenga me te kukū o ngā matū ngota iti i roto i ngā pūnaha uaua. Ki te whakatauritea ki te tukanga tuku iho, he tere ake, he ngawari ake, he iti ake te whakapaunga pūngao me te ngāwari ake o te whakahaere. Hei tauira, kua pakeke kē ngā take i roto i te wehenga me te tango i ngā matū ngota iti me te reo i roto i ngā pūnaha uaua pēnei i te pūnaha hupa whakapūkara, te pūnaha tango tipu, ngā matū mahi ngota iti taiao, ā, ko ētahi o ēnei kua noho hei tukanga whānui i roto i te whakaputanga o nāianei, ā, e whakaaetia whānuitia ana.