Lub tsev me nyuam hnoos qeev - qhov twg nws yog tsim?

Lub tsev me nyuam hnoos qeev - ib tug khov thiab pob tshab lom kua, tsim los ntawm epithelial hlwb ntawm lub ncauj tsev menyuam kwj dej. Lub biochemical muaj pes tsawg leeg thiab kom muaj nuj nqis ntawm cov kua hloov lub sij hawm lub cev ntas. Piv txwv li, nyob rau hauv lub sij hawm periovulyatorny secretory hlwb yuav coj los ua ke mus txog 0.6 g ib hnub twg ntawm cov kua, whereas nyob rau hauv lub luteal theem yog generated tsuas hais txog 0.05 g ncauj tsev menyuam hnoos qeev - cim lom kua, uas muaj txoj carbohydrates thiab proteins (glycoproteins mucin-yam). Qhov no hnoos qeev yuav txav mus los ntawm zoo lus ntawm lub microvilli, uas yog ib ncig nyob rau hauv lub epithelial hlwb. Qhov no hom ntawm cov lus tsa suab microvilli muab tshem tawm ntawm cov txiv neej gametes ntawm lub ncauj tsev menyuam kwj dej, uas yog tsis txawj ntawm fertilization (fertilization). Nyob rau hauv tas li ntawd, lub villi muab high-qib nce qib ntawm cov phev mus rau hauv lub tsev me nyuam. Nws yuav tsum tau hais tias tus poj niam caws hnoos qeev txhawb lub livelihoods ntawm cov txiv neej gametes, uas yog cov poj niam me nyuam hauv nruab nrog cev. Yog vim li cas yog no hnoos qeev li cov phev uas yuav tsum tau? Lub fact tias lawv muaj peev xwm tsis ciaj sia nyob rau hauv lub acidic ib puag ncig ntawm qhov chaw mos thiab lub tsev me nyuam hnoos qeev yog alkaline, tiv thaiv kev sib deev hlwb los ntawm txoj kev tuag.

Vim qhov kev txiav txim ntawm progesterone ncauj tsev menyuam cov dej hloov nws biochemical muaj pes tsawg leeg. Tsis tas li ntawd hnoos qeev muaj pes tsawg leeg yuav sib txawv ntau heev thaum raug rau ib tug ntau yam ntawm modulators xws li estrogens, prostaglandins thiab relaxin. Lub taub hau (viscosity) ntawm lub ncauj tsev menyuam hnoos qeev nyob rau hauv lub tau ntawm conception. Yog hais tias cov kua muaj ib tug khov taub hau los yog tsis txaus fertilization, tsis yog yuav tshwm sim. Tam sim no, feem ntau heev kawm cov nyhuv ntawm modulators rau lub stroma thiab mob txheej ntawm lub tsev menyuam. Nws yog lub npe hu hais tias ib co prostaglandins txhawb so ntawm lub ncauj tsev menyuam, lwm tus neeg - txo nqaij cell stroma thiab mob txheej. Relaxin yog muab kev koom tes nyob rau hauv lub qhia tawm ntawm nws lub caj dab nyob rau hauv lub preovulatory lub sij hawm.

Cov soj ntsuam ntawm pom tias lub ncauj tsev menyuam hnoos qeev hloov thaum lub sij hawm lub cev ntas. Yog li ntawd, muaj ntau ntau hom ntawm ncauj tsev menyuam cov dej yog ua nyob rau hauv sij hawm sib txawv ntawm kev coj khaubncaws voj voog. Tom qab ua poj niam cov kua nplaum yog yuav luag tsis muaj los yog heev me ntsis. Cov txheej membrane ntawm qhov chaw mos los yog qhuav. Thaum lub sij hawm no lub sij hawm, qhov yuav tshwm ntawm fertilization yog tsawg heev. Muaj ntau cov tub txawg xws hnub no yog hu ua "qhuav". Tom qab ib co sij hawm (3-4 hnub) ntawm qhov xwm ntawm lub tsev me nyuam kua hloov nws yuav khov dua thiab tsa ib tug kua nplaum. Nyob rau hauv xws li ib tug slime txiv neej gametes yuav tsis muaj nyob, tab sis qhov tshwm sim ntawm conception nce, tshwj xeeb tshaj yog nyob rau hauv ib lub sij hawm thaum xws li ib tug kua yog tsim ua ntej ovulation. Tom qab ntawd thins hnoos qeev, nws tsa lub taub hau ntawm tuab cream. Qhov no kua tej zaum yuav dawb, hazy los yog yellowish tint. Nyob rau hauv cov nram qab no lub sij hawm ntawm lub cev ntas tshwm sim nyob rau hauv qhov chaw mos los noo lawm, yuav ntes ib co kua nplaum ntawm ntswg rau lub ris tsho hauv qab. Qhov no hnoos qeev phev txhawb livelihoods, raws li zoo raws li pab txhawb kom lawv nce qib. Thaum lub sij hawm lub sij hawm no, nws yog ib qhov zoo tshaj plaws tsis txhob sib deev com. Ua ntej ovulation, thaum lub sij hawm ovulation thiab tom qab nws lub tsev me nyuam kua yuav ua dej taub hau uas tsa qe dawb. Raws li ib tug txoj cai, nws yog khov heev thiab pob tshab. Qhov no hnoos qeev yuav ncab ib ob peb centimeters. Paum faib copious uas tawm ntub me ntsis rau ntawm ris tsho hauv qab. Qhov no hom ntawm ncauj tsev menyuam cov dej yog feem ntau dej siab rau cov advancement ntawm lub neej ntawm cov phev, thiab, ntawm chav kawm, rau fertilization. Cov hnub nws yog zoo dua tsis mus koom nyob rau hauv kev sib deev yam kev ua si.