txheem
Lub luag haujlwm ntawm oxytocin yog dab tsi?
Muab los ntawm kev sib xyaw ntawm cov amino acids, oxytocin yog ib txwm zais los ntawm lub hlwb. Ib qho uas peb hu ua "hormone ntawm kev zoo siab" muaj nws cov hauv paus hauv kev xav ntawm kev sib txuas, kev sib raug zoo romantic, lub sij hawm ntawm euphoria. Ua ntej fertilization, thaum muaj kev sib deev, nws koom nrog kev tso cov phev thiab pab cov phev mus rau lub qe. Thaum cev xeeb tub, oxytocin ua haujlwm tom qab qhov xwm txheej: nws pab niam-rau-tau pw tsaug zog lossis txo lawv cov qib ntawm cov tshuaj hormone cortisol. Thaum lub sijhawm yug menyuam tuaj txog, nws tus nqi nce: nws provokes tus uterine contractions thiab dilation ntawm lub ncauj tsev menyuam. Nws tsis yog coincidence uas etymology ntawm oxytocin, tshwm sim los ntawm Greek, txhais tau tias "ceev ceev"! Tom qab ntawd nws yooj yim rau ejection ntawm placenta, tom qab ntawd tsim kev pub niam mis.
Kev txhaj tshuaj oxytocin thaum yug menyuam
"Qee zaum - qhov induction los yog thaum lub ncauj tsev menyuam dilation tsis ua tiav - ib koob me me ntawm oxytocin hauv nws daim ntawv hluavtaws yog muab tso rau hauv cov hlab ntsha. Tau kawg, nws siv yog protocolized, lub hom phiaj yog txhaj kom tsawg li tsawg tau », Piav Dr Ariane Zaique-Thouveny, obstetrician gynecologist ntawm Polyclinique Majorelle, ELSAN tsim hauv Nancy. "Thaum muaj kev cuam tshuam ntawm kev yug menyuam, qhov kev txhaj tshuaj no yuav tshwm sim yog lub ncauj tsev menyuam zoo thiab yog li ntawd tus niam yog" siav" rau kev yug menyuam. Qhov qis dua ntawm oxytocin tsuas yog tso cai rau "lub cav" ncaws hauv. thiab yog li kom muaj 3 contractions ib lub sij hawm ntawm 10 feeb. », Nws qhia. Tab sis oxytocin kuj tseem siv thaum lub sijhawm yug menyuam, txhawm rau tiv thaiv kev pheej hmoo los ntshav tom qab yug menyuam. "Kev txhaj tshuaj ntawm qhov ntsuas ntawm oxytocin txhawb kev xa cov placenta," nws xaus lus. Nyob rau hauv cov nyhuv ntawm contractions, nws tso cai rau lub tsev menyuam rov qab tom qab raug tshem tawm.
oxytocin cuam tshuam li cas rau kev pub niam mis?
"Cov pov thawj tias oxytocin ua rau kev cog lus, nws tseem ua rau lawv tsuas yog tom qab yug menyuam, thaum lub sijhawm pub thawj zaug", tus kws tshaj lij txuas ntxiv. Yog tias oxytocin tsis ncaj qha tswj kev tsim cov kua mis, nws rov ua kom yooj yim rau kev pub niam mis. Thaum tus menyuam mos yug tshiab nqus ntawm lub mis, cov tshuaj hormone txhawb kev cog lus ntawm cov hlwb uas nyob ib puag ncig alveoli ntawm cov qog mammary, ua rau cov kua mis ejection reflex.
Oxytocin, niam-me nyuam daim ntawv cog lus hormone
Tsis ntev tom qab yug me nyuam, kev sib pauv ntawm leej niam thiab tus me nyuam inaugurates lawv kev sib raug zoo. Ua tsaug, tus me nyuam tsim ntau oxytocin receptors. Cov niam txiv lub suab uas consoles txawm yuav muaj peev xwm qhib tau cov tshuaj hormones… Oxytocin tseem muaj pov thawj los ua lub luag haujlwm tseem ceeb hauv kev sib txuas ntawm leej niam, leej txiv thiab tus menyuam. Thaum ob niam txiv saib xyuas tus menyuam mos ntau dua, tus menyuam yug tshiab yuav tsim ntau dua oxytocin receptors. Txawm hais tias tsis muaj ib qho txuj ci tseem ceeb, cov kev tshawb fawb niaj hnub no tau hais txog kev ua haujlwm ntawm oxytocin. Nws tsis yog qhov xwm txheej uas qhov tsis txaus siab mloog, yog ib qho teeb meem loj ntawm cov menyuam yaus uas muaj kev puas siab puas ntsws, txhim kho los ntawm qhov tseem ceeb hormone no.