Tsev me nyuam - yog ib tug tshwj xeeb thiab tsis tshua muaj ib qho tseem ceeb rau lub qub chav kawm ntawm cev xeeb tub lub cev uas tso cai rau cov kev thauj mus los ntawm cov as-ham thiab vitamins los ntawm tus leej niam rau cov me nyuam yaus. Nws yog los ntawm no lub cev nyob lom zem ntau rau cov nqi ntawm cov fetus. Yog li ntawd, lub tsho me nyuam yog yuav luag tsis yooj yim sua rau overestimate.
Nws yog muaj kev ruaj ntseg hais tias lub tsho me nyuam yog ib qho khoom hauv nrog cev uas yuav pab tswj tau thoob plaws hauv tag nrho cov cuaj lub hlis ntawm ib txwm intrauterine txoj kev loj hlob ntawm lub fetus. Nyob rau hauv tsos, lub tsho me nyuam tsa ib puag ncig disc. Ib sab ntawm nws yog tig mus rau tus me nyuam hauv plab, thiab lub thib ob - mus rau leej niam lub tsev menyuam. Los ntawm cov txiv hmab txiv ntoo sab ntawm no peculiar barrier yoojyim txoj hlab ntaws. Lub qhov ntev ntawm lub mature tsev me nyuam nquag - los ntawm 15 mus rau 25 cm nyob rau hauv txoj kab uas hla. lub cev thickness ntawm txog 2 cm.
Tsev me nyuam nyob ncaj qha nyob rau hauv lub tsev me nyuam, feem ntau yog nyob rau hauv lub mucosa ntawm lub rear phab ntsa. Tab sis rau ntau yam yog vim li cas, nws yuav tsum muab tso rau hauv pem hauv ntej ntawm, thiab hauv qab no, tej zaum txawm thaiv cov hlab qhov tawm rau tus me nyuam. Yog nws qhov tseeb txoj hauj lwm (tshwj xeeb tshaj yog thaum lub tsho me nyuam yog tsis tshua muaj) yuav ua tau ib tug heev tej yam tsis zoo nyob rau hauv tej yam ntuj tso tau me nyuam. Uas yog vim li cas cov kws kho mob muab cov tshuaj nyob rau hauv tej lub sijhawm, elective caesarean seem.
Tab sis, yog hais tias xws li ib tug mob tau ua thaum lub sij hawm soj ntsuam nyob rau hauv thawj semester, ces tsis txhob txhawj. Tsev me nyuam - yog sai tsim lub cev. Nws hlob thiab kev hloov thoob plaws hauv lub sij hawm ntawm hnub thiab, feem ntau yuav, qhov no mob nyob rau hauv lub thib peb semester thiab tsis muaj ib tug nco. Tus qauv ntawm lub tsho me nyuam los ntawm cov Lobed. Txhua "hlais" yog hu ua tus cotyledon. Lawv sib cais nrog txhua lwm yam los ntawm partitions - septa. Part tsev me nyuam ntsib tus me nyuam hauv plab ntxiv coated amnion. Tsis tas li ntawd nyob rau ntawm no ib feem ntawm txoj hlab ntaws yog tsim. Qhov no braid tsim txuas lub tsho me nyuam mus rau lub fetus. Txoj hlab ntaws yog peb loj hlab ntsha, thiab yeej tsim tshuaj kiag li envelops cov hlab ntsha, tiv thaiv lawv los ntawm cov neeg kho tshuab kev puas tsuaj.
Nws tseem yog ib qho tseem ceeb uas lub tsho me nyuam - yog ib tug multifunctional hloov khoom nruab nrog. Nws lub ntsiab feature yog, ntawm chav kawm, los xyuas kom meej tag nrho tus me nyuam ntawm tus me nyuam cov as-ham thiab oxygen. Nws yog thawj zaug thiab foremost kom lub cev kev loj hlob ntawm lub fetus. Lub tsev me nyuam tseem yog lub luag hauj lwm rau zus tau tej cov ib co kev cov tshuaj hormones. Lawv yog cov tsim nyog los tswj lub cev xeeb tub. Nws yog tib neeg chorionic gonadotropin thiab progesterone. Ib qho tseem ceeb muaj nuj nqi - kev tiv thaiv. Tsev me nyuam yog ib yam ntawm cov teeb meem, nws yog nqa tawm nruj me ntsis los ntawm cov xim allergic tshuaj. Tab sis rau ib tug xov tooj ntawm yog vim li cas, qhov no muaj nuj nqi yog kev zoo, thiab tus me nyuam tseem yuav tau txais ib tug ntau yam ntawm teeb meem tshuaj uas yuav ua rau raug mob. Uas yog vim li cas nws yog li ntawd ib qho tseem ceeb mus rau lub expectant niam coj ib tug noj qab nyob zoo txoj kev ua neej. Lub tsev me nyuam yuav pab kom cov me nyuam mus yuav tej yam ntuj tso innate tiv thaiv.
Kawm kom paub txog lub xeev ntawm lub tsho me nyuam yuav pab ultrasound. Nws npaj yog nqa tawm txhua txhua peb lub hlis. Lub daim ntawv ntsuam xyuas qhia raws li ntawm lub tsho me nyuam. Tag nrho cov paub qib 4 (0,1,2,3), txhua yam ntxwv ntawm ib qho kev theem ntawm cev xeeb tub. Yog hais tias lub cev zus sai dua lub hnub, ces tham txog tsev me nyuam laus.