Umbhali: Frank Hunt
Umhla Wokudalwa: 12 Eyokwindla 2021
Hlaziya Umhla: 25 Eyokwindla 2025
Anonim
Отделка внутренних и внешних углов под покраску.  ПЕРЕДЕЛКА ХРУЩЕВКИ от А до Я #19
Ividiyo: Отделка внутренних и внешних углов под покраску. ПЕРЕДЕЛКА ХРУЩЕВКИ от А до Я #19

Umxholo

Idlala lengqula, ekwabizwa ngokuba yi-pituitary gland, sisifo esime ebuchotsheni esinoxanduva lokuvelisa iihomoni ezininzi ezivumela kwaye zigcine ukusebenza kakuhle komzimba.

Umsebenzi we-pituitary gland ulawulwa yi-hypothalamus, engummandla wengqondo onoxanduva lokuqonda isidingo somzimba kunye nokuthumela ulwazi kwi-pituitary ukwenzela ukuba iinkqubo zomzimba zilawulwe. Ke, i-pituitary yenza imisebenzi eliqela emzimbeni, njengokumiselwa kwemetabolism, ukukhula, ukuya exesheni, ukuveliswa kwamaqanda kunye nesidoda kunye ne-corticosteroids yendalo.

Yenzelwe ntoni

Idlala lengqula linoxanduva lwemisebenzi eyahlukeneyo yomzimba, enje ngemetabolism, ukuba sexesheni, ukukhula kunye nemveliso yobisi emabeleni, umzekelo. Le misebenzi yenziwa ngokuveliswa kwehomoni ezininzi, eyona iphambili yile:


  • GH, ekwabizwa ngokuba yihommone yokukhula, inoxanduva lokukhula kwabantwana nakwishumi elivisayo kwaye ikwadlala indima ephambili kwimetabolism. Ukonyuka kwemveliso ye-GH kukhokelela kwi-gigantism kunye nokuhla kwemveliso yayo, ubufutshane. Funda ngakumbi malunga nokukhula kwehomoni;
  • I-ACTH, ekwabizwa ngokuba yi-adrenocorticotrophic hormone okanye i-corticotrophin, kuba iveliswa kwincindi yedrenal, iphantsi kwempembelelo yebhinqa, kwaye ikhokelela kwimveliso yecortisol, eyihomoni ejongene nokulawula impendulo yoxinzelelo kunye nokuqinisekisa ukulungelelaniswa komzimba. izinto ezahlukeneyo. Jonga xa kunokubakho imveliso enkulu okanye encinci ye-ACTH;
  • Ioksijini, eyihomoni inoxanduva lokucutha kwesibeleko ngexesha lokuhanjiswa kunye nokukhuthaza imveliso yobisi, ukongeza ekunciphiseni ukuziva uxinzelelo kunye nokulwa noxinzelelo kunye noxinzelelo. Zazi ezona ziphumo ziphambili ze-oxytocin emzimbeni;
  • TSH, ekwabizwa ngokuba yihomoni ekhuthaza idlala lengqula, kuba inoxanduva lokukhuthaza idlala lengqula ukuvelisa iihomoni ze-T3 kunye ne-T4, eziyimfuneko ekusebenzeni kakuhle kwemetabolism. Funda ngakumbi nge-TSH;
  • FSH kwaye LH, Eyaziwa njenge-follicle evuselela i-hormone kunye ne-luteinizing hormone ngokwahlukeneyo. Ezi hormone zisebenza ngokuthe ngqo ngokukhuthaza ukuveliswa kwehomoni yabasetyhini kunye neyamadoda, ukongeza kwimveliso kunye nokuvuthwa kwesidoda emadodeni nakumaqanda kubafazi.

Iimpawu zokungasebenzi kakuhle kwendlala yebhinqa inokuchongwa ngeempawu ezivela ngokuhambelana nehomoni eyayivelise okanye yanciphisa imveliso yayo. Ukuba kukho utshintsho ngokubhekisele kwimveliso kunye nokukhululwa kwe-GH, umzekelo, kunokuqatshelwa ukukhula okubaxiweyo komntwana, owaziwa njenge-gigantism, okanye ukunqongophala kokukhula, okwenzeka ngenxa yokuncipha kwemfihlo kwale hormone, imeko eyaziwa njenge-dwarfism.


Ukwehla okanye ukunqongophala kwemveliso yehomoni ezininzi eziyalelwe yipituitary kunokukhokelela kwimeko ebizwa ngokuba yi-panhipopituitarismo, apho imisebenzi eliqela yomzimba ichaphazeleka khona, kwaye umntu lowo kufuneka enze utshintsho lwehomoni ebomini ukuze kugcinwe imisebenzi yakhe. Funda indlela yokuchonga i-panhipopituitarism kunye neempawu eziphambili.

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