Puas yog fertilization tshwm sim hauv oviduct?
Puas yog fertilization tshwm sim hauv oviduct?

Video: Puas yog fertilization tshwm sim hauv oviduct?

Video: Puas yog fertilization tshwm sim hauv oviduct?
Video: Fertilization 2024, Lub rau hli ntuj
Anonim

Cov oviduct los yog Fallopian lub cev yog thaj chaw theanatomical uas txhua lub neej tshiab pib hauv hom tsiaj txhu. Tom qab kev taug kev ntev, spermatozoa ntsib cov oocyte hauv qhov chaw tshwj xeeb ntawm oviduct npe ampulla, thiab fertilization siv qhov chaw.

Xav txog qhov no, qhov twg fertilization tshwm sim nyob rau hauv lub oviduct?

Fertilization tshwm sim hauv fallopiantubes Fertilization yuav siv qhov chaw hauv fallopiantubes , uas txuas cov zes qe menyuam rau lub tsev menyuam. Fertilization tshwm sim thaum ib tug phev cell ntse ntsib lub qe cell nyob rau hauv lub cev cev.

Tsis tas li ntawd, oviduct puas zoo ib yam li cov hlab ntsha? Lub tsev menyuam hlab , tseem hu ua oviducts cov los yog cov hlab ntsha , yog cov qauv poj niam uas thauj cov menyuam tawm ntawm zes qe menyuam mus rau lub tsev menyuam txhua lub hlis. Thaum muaj cov phev thiab fertilization, lub tsev menyuam hlab thauj lub qe fertilized rau lub tsev menyuam rau kev cog qoob loo.

Tsis tas li ntawd, dab tsi txav tib neeg lub qe los ntawm oviduct?

Dhau li ntawm cov cell uas tso kua dej, cov mucous membrane muaj cov cell uas muaj cov plaub hau zoo nkauj hu uacilia; cilia pab rau txav cov qe thiab phev dhau cov hlab ntaws. Cov phev tso rau hauv cov poj niam cev xeeb tub feem ntau mus txog qhov infundibulum li ntawm ob peb teev.

Cov kauj ruam ntawm fertilization yog dab tsi?

asymmetric thiab motile phev cell thiab ib tug loj thiab nonmotile qe. Cov theem ntawm fertilization tuaj yeem faib ua plaub txoj hauv kev: 1) kev npaj phev, 2) phev-qe paub thiab khi, 3) phev-qe fusion thiab 4) fusion ntawm phev thiab eggpronuclei thiab ua kom zygote.

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