Ukubunjwa, Isayensi
Ngu amadlala unamadlala secretion zangaphakathi ntoni? Imisebenzi kwamadlala yonyango
Umsebenzi onke amalungu kunye neenkqubo ngokubambisana yi inani leemeko ezithile lwangaphakathi. Ngenxa indlela yabo kakuhle ezinxityelelanisiweyo, umzimba womntu ngokuchanekileyo kwaye ngexesha ukuphendula isivuseleli. inkqubo yonyango uthengwayo yeyomnye lweendima eziphambili kwezi nkqubo.
Isiseko sale nkqubo kwamadlala yonyango. Oko kufuneka kwaziwe ukuba amadlala of secretion lwangaphakathi, kukho kubo wobuchopho yaye ziziphi iinkalo zomsebenzi zabo ezichongiweyo - kuxoxwa ngezantsi.
Inkqubo yonyango kunye neempawu zayo
izixhobo Ezingokuqandusela thaca iiseli ukusebenza, ezinye kuyo utywala abekiwe, akha umzimba, kunye nabanye - basasazekileyo ngokukhululekileyo karhulumente. Imizimba ziphantsi, ebizwa namadlala yonyango. Le peculiarity ukwakheka komzimba yabo ukuba imibhobho excretory, nto leyo ibuya irisithi eziveliswa netuwa, vula ngaphakathi emzimbeni.
regulatory umsebenzi wayo inkqubo yonyango Yenza impahla usebenzisa izinto ezithile - iihomoni. Ezi khemikhali iindlela ezibalulekileyo ezisebenzayo iyimfuneko ukuze isikolo sisebenze olwaneleyo nenyama xa iyonke.
Imisebenzi kwamadlala yonyango
Emva zonxulumano hormone umsinga igazi, inkqubo emithanjeni okanye ulwelo lwe-cerebrospinal, baqalise ukwenza zokuthundeza. Eyona misebenzi iphambili ye kwamadlala ezidalwe isekelwe phezu kwezi nkqubo zilandelayo:
- inxaxheba nethe;
- nolungelelwaniso lomzimba impefumlelwano zonke kweenkqubo zayo;
- ukugcina balance xa baboniswa ezenzeka ngaphandle;
- ulawulo lweenkqubo ukukhula;
- ulawulo-hlukeneyo ngokwesondo;
- bathathe inxaxheba qho kumsebenzi ngokweemvakalelo nangokwasengqondweni.
izinto esebenzayo eyenziwe kwinkqubo kwamadlala yonyango, kukho izinto ezithile, kwakunye ngamnye kubo umsebenzi okhethekileyo. Hormone izinto emzimbeni womntu kunye neemeko eziyimfuneko physico-chemical. Oku kwenzeka ngokuxhomekeke izinto usemthethweni kutya ongena ebantwaneni, kunye nezigaba eliphakathi emzimbeni.
Hormone idla ingachaphazela ukusebenza amalungu ekude kunye kwamadlala, oko kukuthi, ukuba kude kwethagethi. Enye into kukuba utshintsho kwamaqondo obushushu awukuchaphazeli ukusebenza izinto esebenzayo.
Amadlala yenkqubo yonyango
Ukuya ezidalwe amadlala ziquka yebhinqa, parathyroid kunye lengqula, injeke, adrenal, amaqanda kunye namasende, ingaba pineal.
Thyroid, neuron adrenal kunye gonads kuthathwa ukuba abaxhomekeke emsebenzini kwabo yebhinqa, iihomoni yebhinqa kuchaphazela njengoko ngqo nokusebenza kwamadlala.
Amanye amalungu ndlala na utshixelo, oko kukuthi abawuthobeli yebhinqa.
| Igama endlaleni | indawo | hormone eziveliswe |
| yebhinqa | Umphezulu esezantsi ebuchotsheni, xa iinqwelo Turkish | TTG ATG LTG, hormone ukukhula, MSH, FSH, ACTH, LH, vasopressin, yioxytocin |
| epiphysis | Phakathi zifaka lobuchopho, emva mezhtalamicheskogo omhlophe | Serotonin, melanin |
| ndlala | Ngaphambili entanyeni, oko kwenzeka phakathi kwentamo kunye apile Adam | Calcitonin, thyroxine, triiodothyronine |
| parathyroid | Udonga diff yendlala | hormone parathyroid |
| thymus | Ngaphaya breastbone, inxalenye yayo ephezulu | thymopoietin |
| pancreas | Kwinqanaba amathambo eliphezulu empontshwa, emva isisu | Glucagon, insulin |
| adrenal | Ngaphezu nakumphezulu kidney | Hydrocortisone, aldosterone, androgens, iadrenaline, noradrenaline |
| amasende | kwisingxobo samatyhalarha | testosterone |
| zamaqanda | Emacaleni wesibeleko kwi isinqe | Estrogen, dlala estradiol |
Nazi yonke namadlala yonyango. Le theyibhile ibonisa indawo amalungu kunye hormone ukuba akhupha.
ndlala ubuchopho
Ukuya ezidalwe amadlala ziquka yebhinqa kunye ndlala pineal. Makhe sihlolisise ukusebenza ngamnye kubo.
Ingqondo yebhinqa ifumaneka e- Turkish iinqwelo ingqondo likhuselwe phambi amathambo iinqwelo ukakayi. Le ndlala ithathwa ekuqaleni zonke iinkqubo pathways ibakho emzimbeni. It iqulathe iinxalenye ezimbini, nganye kuzo uvelisa into ethile esebenzayo:
- Front - yebhinqa cipande;
- back - neurohypophysis.
Zombini Izabelo ezi elizimeleyo enye kwenye, kuba innervation eyahlukileyo, ukujikeleziswa kunye uqhagamshelwano kwamanye amalungu obuchopho.
Enye inxalenye ingqondo yebhinqa rhoqo uvelisa hormone antidiuretic, okanye vasopressin. Umsebenzi kwale nto kubaluleke kakhulu ukuba umntu, kuba ilawula eseleyo fluid kunye nomsebenzi tubules sezintso. Xa hormone antidiuretic engena egazini, izintso baqala ukugcina amanzi emzimbeni, ngelixa ngokunciphisa ubungakanani bayo - ukunika imeko yayo lwangaphandle.
Yioxytocin - i "nemazi" hormone, kodwa ngoku ebantwini. umsebenzi wakhe esibonakaliswa ekukwazini isibeleko sincipha izihlunu esebenzayo, oko kukuthi, iyeza onoxanduva ukuba abasebenzi eyaneleyo. Eli dlala obandakanyeka kwinkqubo yokususa Kukudandatheka ngumkhaya kunye lokwaphusa emva kokubeleka.
yebhinqa sobuKristu unoxanduva ngokulungelelanisa umsebenzi ezinye kwamadlala yonyango. Yintoni na kwamadlala ezidalwe zilawulwa yi nomhlehlo sobuKristu kwenkqubo yebhinqa yaye oko izixhobo na oku?
- Thyroid - umsebenzi wakhe kuxhomekeke ngqo kwi hormone lengqula-inkanuko.
- adrenal - amanqanaba kolu hormone adrenocorticotropic egazini.
- Gonads - umsebenzi wabo kwempembelelo FSH kunye LH.
- Prolactin - hormone le yebhinqa akudala, nto leyo echaphazela umsebenzi amadlala mammary ngexesha zisanyisa. Ukukhula hormone - into elizimisele kukulungelelanisa ukukhula komzimba kunye nophuhliso, kwakunye nenxaxheba kakhulu ngakwicala leeprothini biosynthesis.
- Hormone le ingaba pineal (nobubovu pineal) ebandakanyeka nokulawulwa biorhythms zabantu mihla le, ukukhuthaza amajoni omzimba, ukunciphisa izinga lovalo kunye noxinzelelo lwegazi, ukunciphisa amazinga eswekile yegazi.
Lengqula, parathyroid namadlala
Ukuya ezidalwe amadlala ziquka ndlala kunye parathyroid. Bona imi kummandla omnye - kwinqanaba intlala yesibini noqhoqhoqho.
hormone kuthathwa izinto yodovmestitelnymi esebenzayo - triiodothyronine, thyroxine. Bona inxaxheba ukutya, ulawule inqanaba loku kwamkelwa glucose yi iiseli nokwahlula namanqatha. Calcitonin kwehlisa amanqanaba calcium egazini.
Umsebenzi ophambili hormone parathyroid kwaye isekwe kwi ekuphuculeni ukusebenza kwenkqubo umbefu kunye musculoskeletal, nto leyo kuphunyezwe ngokwandiswa kwinqanaba icalcium emzimbeni kwaye ukuthathwa zawo iiseli.
iimpawu yeZiko zepancreas
Eli gunya usebenza kuphela kwinkqubo yonyango, kodwa lokugaya. umsebenzi kwamadlala lwenziwa yi babizwa ngokuba nemisele ka Langerhans, apho ibekwe nomsila le ndlala. Ezi ziqithi iqanjwa iintlobo iseli ezininzi, ezahluke isakhiwo hormone ukuba akhupha:
- iiseli alpha: ukuveza glucagon hormone (olawula yokucolwa ekudleni);
- iiseli Beta: ukuvelisa insulin (kunciphisa isixa iswekile egazini);
- iiseli somfula: secretion of somatostatin;
- iiseli epsilon: ukuvelisa i "olambileyo" hormone ghrelin.
Le adrenal kunye emzimbeni zabo
Iron yi umaleko yangaphandle iiseli (inxalenye cortical) kunye yangaphakathi (inxalenye yobuchopho). inxalenye nganye kuvelisa izinto zayo ezithile esebenzayo. isizukulwana neuron esibonakala ngayo glucocorticoids kunye mineralocorticoids. Ezi hormone othatha inxaxheba kwiinkqubo metabolic.
Iadrenaline - into engaphakathi hormone elinoxanduva luvo. Kunye nokwanda okukhulu mali yayo egazini ivela tachycardia, lwegazi, mydriasis, kunye nezihlunu buyaqhubeka. Norepinephrine kuhlelwe njengoko maleko ngaphakathi iiseli adrenal. wesenzo sijoliswe ukusebenza imisebenzi luvo parasympathetic.
gonads
Ukuze kwamadlala ezidalwe nazo namasende kunye zamaqanda. hormone eyenziwa ngabo abanoxanduva eqhelekileyo yokusebenza kwenkqubo zokuzala. Kuba namankazana lelona xesha evuthiweyo, ukukhulelwa kunye nabasebenzi. iihomoni Male nabo banoxanduva ukuvela ekukhuleni neempawu zesini.
Imisebenzi kwamadlala ezidalwe zisekelwe phambili kwaye ukubuyisela link. Amasende kunye zamaqanda iqela imizimba utshixelo, kuba umsebenzi wabo uxhomekeke ngqo kwi yebhinqa sobuKristu.
Eyona ephandwayo zixhaphakileyo malunga nomsebenzi inkqubo yonyango
Abantu abaninzi ngempazamo abakholelwa ukuba zonke intsimbi emzimbeni womntu kubizwa ngokuba yonyango.
Ukuba ubuza umbuzo olandelayo: "ukuya ezidalwe amadlala ezi amadlala mammary 'ezilandela impendulo ecacileyo - akukho. glands Mammary kuba iqela amalungu excretory, oko kukuthi imibhobho excretory ezivulelekela ngaphandle, kunokuba ngaphakathi emzimbeni. Ukongeza, amadlala mammary musa ukuvelisa iihomoni zabo.
Impendulo ezimbi iya kuba lo mbuzo: "kwi amadlala ze secretion zangaphakathi amadlala nyembezi?" Ukususela ngembono amayeza, kwamadlala lacrimal, kwakunye zobisi, asisiso kwinkqubo yonyango, ngenxa yokuba kungekho ithuba lokuvelisa izinto hormone-esebenzayo.
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