Lub hnub yug ntawm lub neej tshiab yog txheej txheem ntawm trembling thiab lub luag hauj lwm, pib nrog fertilization ntawm ib lub qe nrog ib phev cell. Lub zygote resulting los ntawm cov theem ntawm kev loj hlob mus rau tsim ntawm fetus thiab yug ntawm ib tug neeg tshiab.
Fertilization thiab conception - qhov no yog qhov taw qhia tseem ceeb uas koj yuav tsum tau npaj nrog txhua lub luag haujlwm, vim qhov no yog nyob ntawm kev noj qab haus huv ntawm tus me nyuam yav tom ntej. Lub tswvyim npog thawj ob lub lim tiam ntawm cev xeeb tub los ntawm kev sib daj sib deev kom txog thaum ncua kev qau thiab lwm yam kev xeeb tub.
Cov theem ntawm fertilization
Cov txheej txheem ntawm fertilization muaj peb theem:
- Distant sis thiab sib txuas ntawm lub qe thiab cov phev.
- Hu rau gamete sis thiab ua kom lub qe.
- Lub plab ntawm cov phev ntawm ovum plhaub thiab kev ntseeg siab.
Yuav ua li cas tom qab lub fertilization ntawm lub qe?
Ntawm ntau tus kab mob spermatozoa, tsuas yog ib tug ncav lub ovum, penetrates nws lub plhaub thiab fertilizes nws nyob rau hauv lub ampullar department ntawm lub uterine raj. Nrog rau kev nkag mus ntawm ob qho tib si spermatozoa, ib tug triploid embryo yog tsim, uas yog doomed. Nqa lub qe tsuas yog ib phev xwb, lub taub hau nyob sab hauv, thiab Tail thiab nruab nrab ib feem yog thaum ntawd pov tseg. Tom qab qhov kev sib chwv ntawm chromosomes tiav 46. Cov zygote raug tsim - theem unicellular ntawm lub embryo (theem zygote ntev 26-30 teev). Lub zygote faib, rau peb hnub nws tsiv raws lub raj ntub dej thiab nkag mus rau hauv lub uterine kab noj hniav, qhov chaw nws txuas rau lub plag ua haujlwm (qhov no yog hu ua implantation, tshwm sim rau hnub 6-7 ntawm lub ntsiab lus). Lub plab zom plab yog thaum kawg 15-16 lub lim tiam ntawm cev xeeb tub, nws ua lub luag haujlwm ntawm lub ntsws, lub raum thiab lub siab rau tus me nyuam hauv plab-los ntawm lub tsho me nyuam mus rau hauv lub fetus yog cov hlab ntsha uas ua rau txoj hlab ntaws.
Ntev npaum li cas nws coj mus rau fertilize?
Ntev npaum li cas nws coj mus rau fertilize? Fertilization tshwm sim tom qab ovulation, tsis pub dhau 12 teev. Qhov ntev ntawm txoj kev, thaum fertilization tshwm sim tom qab kev xav, nyob ntawm lub neej ntawm lub qe, uas muaj lub neej luv luv tshaj lub spermatozoon (12 teev), uas yuav txhawb nqa lub neej nyob rau hauv lub cev ntawm ib tug poj niam mus txog 5 hnub. Cov ceev ntawm cov phev yog 3-4 millimetres ib feeb, yog li ncav cuag lub qe, nws yuav ua tau ib teev tom qab ejaculation. Vim hais tias lub sij hawm ntawm qhov pib ntawm ovulation tsis yog kwv yees, kev xav yuav tshwm sim 1-7 hnub tom qab sexual com.
Lub tswvyim thiab kev yug menyuam licas?
Hnub ntawm lub tswv yim thiab hnub ntawm fertilization tsis coincide feem ntau. Tsuas yog hais tias qhov kev sib daj sib deev tshwm sim thaum lub sij hawm ntawm ovulation, ces cov hnub yuav coincide, tab sis nws muaj peev xwm khav tau tsuas yog nyob rau hauv cov ntaub ntawv ntawm ib tug neej tsis zoo neej.
Intrauterine insemination
Kuj tseem ceeb heev rau tus neeg mob intrauterine. Nws muaj ib qho khoom plig tsim thiab yog nqa tawm hauv qhov teeb meem ntawm ib qho txo qis dua hauv lub peev xwm ntawm cov phev ntawm ib tug txiv neej, yog tias tus poj niam muaj kev noj qab haus huv. Kuj, intrauterine insemination yog ua thaum tsim cov nyhuv tsis zoo ntawm lub ncauj tsev menyuam ntawm cov kab mob hauv spermatozoa, uas yog qhia
Cov kev sim WMO yog rov ua dua thaum lub sijhawm 2-3 zaug, cov phev muaj mob tshwj xeeb. Tom qab ua kom cov fertility ntawm cov phev, nws yog txhaj ncaj qha rau hauv cheeb tsam ntawm lub tsev menyuam, uas ho txo qhov kev ncua deb mus rau lub qe. Kev kuaj cev xeeb tub yuav tsum tau ua 2 lub lis piam tom qab qhov txheej txheem. Yog tias koj siv sijhawm thiab nrog tag nrho cov yam ntxwv ntawm intrauterine insemination, lub tswv yim tshwm sim hauv 80% ntawm cov neeg mob.