Human reproduction: Yuav ua li cas tshwm sim?

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Human reproduction: Yuav ua li cas tshwm sim?
Human reproduction: Yuav ua li cas tshwm sim?

Video: Human reproduction: Yuav ua li cas tshwm sim?

Video: Human reproduction: Yuav ua li cas tshwm sim?
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Anonim

Zoo li txhua yam muaj sia nyob, tib neeg yuav tsum tau yug dua tshiab thiaj li muaj nyob ua ib hom tsiaj. Nws yuav zoo li tsis muaj dab tsi nyuab hauv cov txheej txheem no, tab sis qhov tseeb txhua yam txawv me ntsis. Qhov tseeb yog tias kev xeeb tub tsis tuaj yeem ua tiav txhua hnub, thiab kev loj hlob tom qab ntawm tus menyuam hauv plab yog ntau theem thiab nyuaj heev.

Kev xav

Qhov tseeb, kev yug me nyuam ntawm qe los ntawm cov phev tuaj yeem tshwm sim rau qee hnub. Hauv txhua lub voj voog ntawm poj niam cev xeeb tub, tsuas muaj 1-2 hnub tsim nyog. Muab rau hauv tus account lub fact tias spermatozoa, ua ntej mus txog lub ampullar ib feem ntawm cov hlab ntsha fallopian, qhov twg cov txheej txheem fertilization tshwm sim, yuav tsum mus los ntawm ib tug nyuaj txoj kev, cog lus tias yuav tuag rau feem coob ntawm lawv, lub sij hawm ntawm conception tsis yog li ntawd..

noob neej noob neej
noob neej noob neej

Tom qab fertilization tseem ua tiav, qhov tshwm sim zygote tau maj mam coj mus rau lub tsev menyuam. Thaum taug kev no, maj mam loj hlob ntawm zygote tshwm sim. Kwv yees li ntawm 10 hnub, lub embryo nkag mus rau hauv lub tsev menyuam, qhov chaw uas nws nkag mus rau hauv nws phab ntsa. Tom qab ntawd, lub embryo maj mam loj hlob thiab tsim. Nws yuav tsum tau muab sau tseg tias thawjLub sijhawm ntawm kev loj hlob ntawm tus menyuam hauv plab yog txuam nrog kev pheej hmoo loj rau nws. Yog li tib neeg kev yug me nyuam yog ib txoj kev nyuaj ntau theem.

Kev yug me nyuam thiab nws qhov phom sij

Ib qho tseem ceeb yog yug me nyuam. Nws cog lus tias muaj ntau yam kev phom sij rau leej niam thiab tus menyuam. Hmoov zoo, kev txhim kho ntawm cov tshuaj niaj hnub no ua rau nws tuaj yeem cawm leej niam txoj sia nyob rau hauv yuav luag 100% ntawm cov neeg mob, txawm tias nyob rau hauv cov xwm txheej nyuaj tshaj plaws. Raws li rau tus me nyuam, txhua yam yog me ntsis nyuaj rau nws, tab sis tam sim no twb muaj ntau yam txuj ci sib txawv uas tuaj yeem pab cawm txoj sia ntawm tus me nyuam uas tsis muaj zog tshaj plaws. Ua tsaug rau qhov no, tib neeg kev tsim tawm thiab kev loj hlob tau dhau los ua txheej txheem yooj yim dua.

biology human reproduction
biology human reproduction

Kev phom sij ntawm kev yug me nyuam nyob rau hauv qhov ua rau muaj kev puas tsuaj rau cov ntaub so ntswg ntawm leej niam thiab tus menyuam, nrog rau hypoxia (tsis muaj oxygen). Txhawm rau zam qhov no, gynecologists siv cov tswv yim tshwj xeeb los pab tus menyuam hla dhau qhov kwj dej yug. Raws li qhov chaw kawg, kev phais mob tau ua tiav.

cov teeb meem pej xeem

Biology qhia tau tias tus menyuam loj hlob hauv plab thiab yug li cas. Tib neeg kev yug me nyuam ntawm qhov ntsuas ntawm tag nrho cov hom lossis cov pejxeem cais yog kawm los ntawm demography. Nws ua rau nws muaj peev xwm txheeb xyuas qhov tshwm sim hauv kev hloov pauv ntawm cov pej xeem loj thiab nws cov poj niam txiv neej thiab hnub nyoog muaj pes tsawg leeg. Qhov no tso cai rau koj ua qhov tsim nyog.

Human reproduction thiab kev loj hlob
Human reproduction thiab kev loj hlob

Hnub no, nyob hauv ntau lub tebchaws tsim, muajmaj mam poob ntawm cov pejxeem. Qhov no yog vim qhov tseeb tias tib neeg kev yug me nyuam ntawm no yog raug rau ntau txoj cai thiab kev txwv uas txhua tus neeg tau teeb tsa rau nws tus kheej. Cov neeg nyob rau hauv cov teb chaws uas muaj kev loj hlob heev nyiam ua ntej daws txhua yam teeb meem ntsig txog lawv txoj haujlwm thiab tsuas yog tom qab ntawd xav txog cov menyuam yaus. Yog li ntawd, tib neeg kev yug me nyuam tshwm sim feem ntau ntawm cov hnub nyoog ntawm 30 thiab 35. Tsis tas li ntawd, cov pej xeem ntawm lub teb chaws no nyiam "nyob rau lawv tus kheej" thiab tsuas muaj 1 tus menyuam xwb.

Yog li, niaj hnub no tib neeg kev yug me nyuam raws li hom tsiaj muaj nws tus yam ntxwv. Tsuas yog lub sijhawm tuaj yeem qhia tias qhov kev hloov pauv yuav tshwm sim hauv cheeb tsam no yav tom ntej.

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