Triiodothyronine (T3) ndi hormone yopangidwa ndi maselo a chithokomiro. Koposa zonse, zimapangidwira m'matenda am'thupi podzitetezera kwa hormone thyroxine (T4). Triiodothyronine ndi pafupifupi 0.2-0.5% ya hormone yonse m'magazi.
Chizoloŵezi chaulere triiodothyronine
Chizoloŵezi chaulere cha triiodothyronine chimadalira zifukwa zingapo ndipo zimasiyana pakati pa wamkulu ndi 2.6 mpaka 5.7 pmol / l. Miyambo ingaganizidwe komanso kusinthasintha kwa 3.2 - 7.2 pmol / l.
Mlingo wa triiodothyronine mwaufulu mwa amayi ndi wotsika kusiyana ndi amuna pozungulira pakati pa 5-10%. Ngati chizoloŵezi cha T3 mwa amayi chikuchulukira, kumakhala kosavuta komanso kumapweteka msambo, ndipo amuna amayamba kuchepa.
Kodi ntchito ya hormone triiodothyronine ndi yotani?
Hormone ikuchita ntchito zotsatirazi:
- imayambitsa kusinthanitsa ndi kugwiritsa ntchito mpweya wabwino ndi ziwalo zosiyanasiyana za thupi;
- kumawonjezera kutentha kwa dzuwa;
- Kuthamanga kwa metabolism , makamaka, mapuloteni;
- kumachepetsa mlingo wa triglycerides ndi cholesterol m'magazi;
- amalimbikitsa kukula kwa minofu m'thupi;
- zimathandizira kuntchito yogwiritsidwa ntchito kachitidwe kakang'ono ka mitsempha;
- Zimakhudza kaphatikizidwe ka vitamini A m'chiwindi;
- kumaonjezera excretion ya calcium mu mkodzo;
- amachititsa kusintha minofu ya fupa;
- zimakhudza kwambiri ntchito ya mtima wamagetsi;
- akhoza kusintha metabolism ya lipids.
Kodi nchiyani chomwe chimayambitsa kuwonjezeka kwaulere kwa triiodothyronine?
Zifukwa za kuwonjezeka kwa triiodothyronine yaulere kungakhale motere:
- thyrotoxicosis - kuchuluka kwa ma hormone ndi chithokomiro cha chithokomiro;
- kusowa kwa ayodini - pamene goiter amapangidwa;
- kugwiritsa ntchito mankhwala osokoneza bongo omwe amachititsa kuti thupi liwonongeke - estrogen, njira zothandizira pakamwa komanso njira zina.
Kodi mungatani kuti mukhale ndi triiodothyronine?
Kuti apeze matenda a chithokomiro kapena akudandaula kuti kuchuluka kwa maselo a hormone (omwe amachitcha kuti T3-toxicosis), akufufuza za triiodothyronine yaulere. Malingana ndi zotsatira zake, malinga ndi matenda omwe amapezeka, adokotala akupereka chithandizo choyenera.