Omama abakhulelwe: fetus ukuthuthukiswa isonto nesonto

Ukuba ingane emhlabeni - nenqubo enzima kakhulu futhi ezibalulekile. Njalo umama okhulelwe ufuna ukwazi ukuthi ukuthuthukiswa umbungu senzeka masonto onke. Phela, lezi senzo ngokuphephile kufihlwe kuphuma ehlweni lomuntu, kodwa ngokucophelela ufundwa ososayensi.

Ngakho, ukuthuthukiswa umbungu ngeviki

Amahora ambalwa okuqala ngemva kokubamba. Isidoda lingena neqanda kokukhulelwa inqubo. amasonto Kufika eziyisishiyagalombili izithelo okuholela ibizwa ngokuthi "embryo yoke".

amasonto 1-2. Kukhona asebenzayo cell division. Umbungu wehlela tube fallopian esibelethweni bese uthola kuze kube sekupheleni kwesonto lesibili unamathele mucosa yayo. ubulili Baby kubonakala kulesi sigaba, futhi kuncike iqoqo-chromosomes, equkethe isidoda ukuthi avundiswa iqanda.

3-4 amasonto. Naphezu kweqiniso lokuthi isithelo amancane kakhulu, usuqalile ntshentshetha inhliziyo. Kancane kancane abasafufusa isimiso sezinzwa, ithambo, futhi imisipha. Ngokuvamile, le nkathi, lona wesifazane uqala ukusola ukuthi bakhulelwe ngoba ukuya esikhathini engekho.

Isonto 5. Ubude umbungu cishe 6-9 amamilimitha angu. Kumanje ekuthuthukiseni asebuchosheni nomgogodla, Ukwakheka kwezitho isimiso sezinzwa esiyinhloko. Olungasihlukanisa inhliziyo, ivele imikhono, imilente, ikhanda nge imigodi amehlo, umlomo nekhala.

Isonto 6. Ukuze wakhe owakho placenta. Phakathi nale nkathi, useyiphayona izinyane isibindi, iphaphu, wezinso, wesisu.

ngesonto 7th. umbungu Ubude amamilimitha angu-12 kanye isisindo 1 igremu. Isithelo ine uhlelo vestibular futhi uqala ukunyakaza, kodwa ukunyakaza labesifazane akazange abe nomuzwa wokuthi ngenxa yobukhulu amancane.

ngesonto 8. Ukuthuthukiswa ingane ngeviki sokukhulelwa wabe ngokushesha futhi ngendlela ehlelekile. Ngo umbungu zakhekile umzimba. Kungenzeka ukuhlukanisa ubuso, ikhala nezindlebe. It uyaqhubeka ukuthuthukisa isimiso sezinzwa futhi akhulise skeleton. Kukhona nakhululwa ezifundisweni zokucathula lokuqala kwezitho zobulili.

Isonto 9. Zonke isidumbu sengane seluvele ukuzwela. Angaba uthinte ngokwayo, umzanyana.

amasonto 10-13. Lesi sigaba - omunye wemizila ebaluleke kakhulu inqubo kwengane esiswini, njengoba ngokushesha ukuthuthukisa isimiso sezinzwa futhi iningi izitho. Isithelo iqala ukwenza ukugwinya kuqala. Ngenxa ukuthuthukiswa esebenzayo ye skeleton yobukhulu bayo kuyanda, okuholela ekwandeni lwesisu futhi ukhulelwe. Phakathi nale nkathi, umntwana angakwazi kakade ukuzwa akhiwa yezwi.

amasonto 14-16. Qala isebenze nezinso esinyeni, isithelo kwenza umoya lokuqala, vula amehlo akho. Okuphawulekayo anda motor umsebenzi.

amasonto 17-20. Photo umbungu amasonto kule nkathi abonisa ukuthi zonke izingxenye zomzimba isivele kuyabonakala. Kid avule umlomo, eshaywa. Ngenxa yokuthi lingakanani isivele ephakeme kunaleyo 14 amasentimitha, umama okhulelwe eseqala ukuzwa uthuthumele encane.

amasonto 21-25. Kuyanda isisindo sengane, kukhona amanoni kuqala. ingane Khanyisa athuthukile ngokwanele, futhi uma kwenzeka nje wazalwa kungakabi isikhathi angu-23 kunethuba elingcono lokusinda egunjini labagula kakhulu. Iqala izwakale ukushaya kwenhliziyo womntwana, uma ubeka indlebe yakho esesiswini abakhulelwe.

amasonto 26-30. ukuthuthukiswa umbungu isonto nesonto ngalesi sikhathi iyasebenza kakhulu. Ngakho, kwakheka reflex oncelayo is, kungase kube nezinwele kuqala ekhanda lakhe eyelashes, izinzipho zikhule.

amasonto 31-35. Isikhumba izinyane kuba mkhulu. Phakathi sihlale siphapheme, usivulela amehlo akhe futhi ivale ngesikhathi sokulala. Ngezenzo ekuthuthukiseni ingqondo, inani convolutions kwandisa. Amaphaphu akhiwa ngokugcwele, kukhulisa ukuziqonda reflex.

amasonto 36-40. Inkathi sokulinda kanye nokulungiselela lokuzalwa. Kusukela manje kuqhubeke, singalindela izimpi lokuqala - kokumethemba. Isisu lehla, wesibeletho sifushanise. Umzimba silungiselela ebeletha. Kulesi sigaba, ngeviki ukuthuthukiswa umbungu usuphothuliwe. Kid uyafa phansi, baphokophelele kancane ngenxa yobukhulu enkulu iba eziminyene. Kusukela amasonto 38 ingane kubhekwa umnyuziki eside.