Implantation ntawm fetal qe yog preceded los ntawm qhov tawm ntawm lub me nyuam hauv plab thiab nws cov lus ntev ntev los ntawm lub uterine raj mus rau hauv lub uterine kab noj hniav. Txoj kev no yuav siv sij hawm li 3 hnub. Lwm lub qe tsiv raws lub tsev menyuam mus nrhiav qhov chaw rau implantation. Thiab tsuas yog nyob rau xya hnub tom qab lub fertilization ntawm blastocyst pib qhia mus rau hauv txheej ntawm epithelium ntawm uterus.
Thiab cov txheej txheem ntawm kev qhia lub plab hauv plab rau hauv phab ntsa ntawm lub tsev menyuam yog hu ua implantation. Tab sis txhob xav tias qhov no tshwm sim sai li sai tau. Lub sij hawm ntawm txuas ntawm fetal qe yog txog 40 teev.
Qee lub sij hawm muaj me ntsis kev puas tsuaj rau mucosa, uas yog manifested los ntawm ib tug me ntsis ntshav, uas yog ib qho ntawm implantation ntawm lub embryo . Feem ntau qhov no tsis tshwm sim txhua zaug, lossis tshwm sim, tab sis imperceptibly rau ib tug poj niam. Mob rau lub sij hawm tso tawm ntawm lub plab me nyuam hauv plab yuav tsis zoo li qub. Muaj tseeb tiag, qee tus poj niam hais tias lawv tau txais lub sijhawm ntawm implantation.
Yuav luag tam sim tom qab txuas lub plab me me, nws cov txheej txheej pib tsim hCG - qhov kev sib cev xeeb tub kom muaj zog. Nws yog nws leej twg qhia txog tag nrho lub cev ntawm qhov pib ntawm cev xeeb tub. Tau, thiab cov kev kuaj menyuam hauv plab yog tsom rua kev lees paub ntawm qhov kev hnyav ntawm cov tshuaj no. Thiab cov txiaj ntsim zoo li qub 2 tshwm sim thaum lub ntsiab ntawm HCG nce mus txog ib qib twg.
Qhov chaw ntawm lub me nyuam hauv plab hauv lub tsev menyuam
Lub plab hauv plab muaj peev xwm nyob hauv ntau qhov chaw ntawm lub tsev menyuam, nyob ntawm seb muaj qee yam, tab sis feem ntau nws tshwm sim rau ntawm phab ntsa tom tsom iav los yog posterior ntawm lub tsev menyuam. Qhov feem ntau txaus siab txuas ntawm fetal qe nyob rau hauv qab ntawm uterus. Yog hais tias muaj qes tshaj tawm ntawm plab hnyuv qau, qhov no yuav ua rau me nyuam ploj zuj zus lawm yav tom ntej.
Qhov tseeb tsis yog ceeb rau thaum lub sijhawm thaum cev xeeb tub, yog tias koj muaj ib qho ultrasound qhia tias lub plab ntim qe menyuam nrog rau lub tsev me nyuam qis. Nyob rau hauv 95% ntawm cov neeg mob nrog rau lub cev xeeb tub ntawm placenta migrates, nce tag nrho txoj kev mus rau hauv qab ntawm lub tsev menyuam.
Hauv seem ntawm 5% ntawm tus neeg mob, nws muaj txhua lub sijhawm rau kev hloov lub cev xeeb tub thiab muab yug tsis muaj teeb meem. Tsuas yog koj yuav tsum tau txwv koj tus kheej rau lub cev lub cev, thiab thaum lub hnub yug tus kws kho mob yuav tsum ua tib zoo saib xyuas koj tus mob - muaj kev pheej hmoo ntawm plab hnyuv plab thaum lub sijhawm cev xeeb tub , tom qab los ntshav thiab qhov ntshav ntawm tus menyuam.
Thiab yog tias koj tseem muaj lub tsho me nyuam hauv plab, ces koj yuav tau yug me nyuam los ntawm kev phais hnub nyoog, vim qhov placenta ua kom lub ncauj tsev me nyuam mos tsis tu ncua thiab tus me nyuam tsis tuaj yeem tsis tuaj yeem tawm ntawm lub cev. Tab sis nws yog ntxov dhau los xav txog txhua yam no, cia txhua yam mus raws li qub.
Vim li cas ho tsis yog lub plab hnyuv qe?
Yog hais tias daim ntawv ntawm lub plab hnyuv qis rau lub tsev me nyuam tsis tuaj yeem tshwm sim, qhov kev xeeb tub xaus, thiab tsis muaj sij hawm mus rau kauj ruam. Feem ntau tus me nyuam hauv plab nrog rau cov poj niam cev xeeb tub, thiab vim tsis muaj teeb meem, tus poj niam tsis paub tias nws muaj qaub ncaug.
Qhov ua rau ntawm qhov tshwm sim no tuaj yeem ua ib qhov tsis ua hauj lwm (hormonal tsis ua hauj lwm (qis los yog qis concentration ntawm progesterone, estrogen, prolactin, glucocorticoids thiab hais txog).
Ntawm zoo qhov tseem ceeb yog qhov kev npaj ntawm daim tawv nqaij ntawm lub tsev menyuam mus txais ib tug me nyuam hauv plab. Yog hais tias ib tug poj niam ua ntej rho menyuam tawm, khawb, hnav ib qho khoom ntim hauv lub cev, tsis tau kho cov kab mob thiab cov kab mob nyob rau lub sijhawm, qhov no ua rau cov khoom noj qaub ncaug pleev qhov kawg ntawm cov kev ntsuas thiab nws cov tshuaj tsis haum rau cov tshuaj hormones.
Vim li ntawd, cov mucosa tsis zoo rau kev xeeb tub. Thiab yog tias lub plab zom zaws nws tus kheej tsis txaus, nws tsis muab cov nqi tsim nyog ntawm cov roj ntsha uas ua kom lub plab hnyuv tiav, ces nws tuaj yeem tshwm sim hauv lub ncauj tsev menyuam (plab me nyuam hauv plab), tsis muaj menyuam hauv plab, lossis tsis muaj pob cog qoob loo.