He aha te pātai ki: "Ko nga hormone thyroid, triiodothyronine (T3) me te thyroxine (T4), he hormone tyrosine-i hangaia e te thyroid gland e tino kawenga ana mo te whakahaere i te metabolism"? Ko te kaupapa ko te hormone thyroid.
"he aha ngā hāora e hangaia ana e te thyroid?"