Endocrine gland
Wadatacce
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Glandan da ke samar da endocrine system suna samar da manzannin sunadarai da ake kira homonin da ke bi ta cikin jini zuwa wasu sassan jiki.
Muhimman glandon endocrine sun hada da pituitary, thyroid, parathyroid, thymus, da adrenal gland.
Akwai sauran gland wadanda suke dauke da sinadarin endocrine da kuma sinadarin halittar ciki, gami da pancreas, ovaries, da testes.
Tsarin endocrine da juyayi suna aiki tare sosai. Brainwaƙwalwar tana aika umarni zuwa tsarin endocrin. A cikin dawowa, yana samun martani akai-akai daga gland.
Tsarin biyu ana kiran su tsarin endocrin neuro.
Hypothalamus shine babban maɓallin sauyawa. Yana da ɓangaren ƙwaƙwalwar da ke kula da tsarin endocrin. Wannan sifa mai girman da aka rataye a ƙasa ita ce gland. Ana kiran sa gland master saboda yana daidaita ayyukan gland.
Harshen hypothalamus yana aika saƙonnin hormonal ko na lantarki zuwa gland din pituitary. Hakanan, yana fitar da homonin da ke ɗaukar sigina zuwa wasu gland.
Tsarin yana kula da ma'aunin kansa. Lokacin da hypothalamus ya gano yanayin tashin kwayar halittar daga wata kwayar halitta, sai ta aika sako zuwa ga pituitary don dakatar da sakin wasu kwayoyin halittar. Lokacin da pituitary ya tsaya, yakan sa gabobin da aka sa gaba su daina samar da kwayoyin halittar.
Daidaitawar matakan hormone yana barin jiki yayi aiki daidai.
Ana kiran wannan tsari homeostasis.
- Cututtukan Endocrine
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