Ko te mahi matua a te repe tairoiti ko te hanga me te tuku i ngā homoni tairoiti, tae atu ki te thyroxine (T4) me te triiodothyronine (T3), te Free Thyroxine (FT4), te Free Triiodothyronine (FT3) me te Thyroid Stimulating Hormone, e whai wāhi nui ana ki te pākia o te tinana me te whakamahinga o te pūngao.

Ka pāngia te whanaketanga tinana, te tipu, te pākia o te tinana, me te hauora whānui o te tangata e ngā homoni tairoi mā te whakahaere i ngā tukanga ā-tinana pērā i te tere o te tauhohenga pākia o roto i te tinana, te pāmahana o te tinana, te tere o te ngakau, te kaha o te nakunaku, te mahi a te pūnaha io me te uaua, te hanga toto whero, me te pākia o te wheua.

Ka taea e te tairoi kaha rawa, te kore rānei e kaha te mahi te whakararu i te tauhohenga a te tinana ki ēnei homoni. Ka taea e te hyperthyroidism te arahi ki te tere o te pākia o te tinana, te tere o te manawa, te pāmahana tinana, me te tere o te whakapaunga wahie, engari ka taea e te hypothyroidism te arahi ki te puhoi o te pākia o te tinana, te heke o te manawa, te pāmahana tinana, me te heke o te whakaputanga wera tinana.

Kei konei mātouNgā Whakamātautau TT3t,Whakamātautau TT4, Whakamātautau FT4, Whakamātautau FT3Kete whakamātautau TSHmō te kimi i te mahi a te tairoi