Hypothalamus yana daya daga cikin manyan kwayoyin halitta a cikin tsarin endocrine na mutane. An located a kusa da tushe na kwakwalwa. Yana da alhakin daidai aiki na gwanin pituitary da na al'ada na metabolism. Hormones da aka samar a cikin hypothalamus suna da muhimmanci sosai ga jiki. Su ne peptides da ke da alhakin matakan daban-daban na faruwa a jiki.
Waɗanne hormones an samar da hypothalamus?
A cikin hypothalamus akwai kwayoyin jikinsu, wanda ke da alhakin samar da dukkanin kwayoyin halitta. An kira su ne kwayoyin neurosecretory. A wani lokaci, suna karɓar nau'in halayen jijiyar jiki, wanda aka ba da shi daga sassa daban-daban na tsarin mai juyayi. Jirgin da ke tattare da kwayoyin neurosecretory sun kare a kan jini, inda suke samar da synapses axo-vasal. Ta hanyar karshe da kuma samar da hormones an cire.
Halin hypothalamus yana samar da sassauci da kuma statins - abin da ake kira sakewa. Wadannan abubuwa ana buƙata don tsara aikin hormonal na gwanin gizon pituitary. Statins suna da alhakin ragewa da kira na abubuwa masu zaman kansu, da kuma 'yanci don kara shi.
Zuwa kwanan wata, mafi kyawun nazarin hormones na hypothalamus:
- Gonadoliberines. Wadannan hormones suna da alhakin ƙara yawan yawan halayen jima'i. Har ila yau, suna cikin goyon baya ga tsarin al'ada na al'ada da kuma samuwar sha'awar jima'i. A ƙarƙashin rinjayar yawan lyuliberin - daya daga cikin irin gonadotypes - ƙananan ganye sun fara. Idan waɗannan hawaye ba su isa ba, mace zata iya ci gaba da rashin haihuwa .
- Somatoliberin. Wadannan hormones, waɗanda aka samar da hypothalamus, ana buƙatar su saki abubuwa masu girma. Dole ne su kasance mafi yawan rayayye a cikin yara da matasa. Idan ba a samu hormone ba, dwarfism zai iya ci gaba.
- Corticoliberin. Hakkin yin amfani da karfi na hormones adrenocorticotropic a cikin gland. Idan ba a samar da hormone a cikin adadin da ake buƙata ba, a mafi yawan lokuta rashin lafiya na jiki ya tasowa.
- Prolactoliberin. Wannan abu ne musamman aiki ya kamata a cigaba a lokacin daukar ciki da kuma cikin lokacin lactation. Wannan ƙaddamarwar factor yana ƙara yawan adadin prolactin da aka samar kuma yana inganta ci gaba da tsokoki a cikin nono.
- Dopamine, melanostatin da somatostatin. Suna hana ƙarancin hormones wanda ya haifar da gland.
- Melanoliberin. Ya shiga cikin samar da melanin da kuma haifar da kwayoyin pigment.
- Tyroliberin. Wajibi ne don ware nauyin hormones da kawo da kuma kara yawan thyroxine cikin jini.
Umurni na ɓoye na hormones na hypothalamus
Kwayar mai juyayi ta dace da tsari na ɓarkewar hormone. Da karin hawan kwayar cutar da aka samo shi, ƙananan ƙwayoyin hormones. Wannan dangantaka ba wai kawai ta yi takaici ba. A wasu lokuta, yana canza tasirin hormones na hypothalamus akan sel da ke cikin gland shine.
Hormone magunguna don hypothalamus
Wadannan sun haɗa da:
- Sermorelin. An kwatanta yanayin hormone na halitta. An sanya shi musamman ga yara waɗanda ba su da yawa. An hana shi a lokacin haihuwa da lokacin lactation.
- Bromocriptine. Ana amfani dasu don tayar da masu karɓar masu daukar kwayar dopamine na postsynaptic. An umarce shi don katsewa na lactation.
- Okreotid. Zai iya rage yawan ciwon hawan gwiwar ƙwayar cuta kuma ya hana aikin gwanon glandular. An umurce shi don ulcers da kuma ɓoye ƙwayar cuta.
- Rifatiroin. Wani misali na hormone na hypothalamus na tiropropin.
- Stylamine. Zai iya rage jinin jini a cikin gabobin ciki, ba tare da tasirin jini ba.