I-embryo kwiveki yesithathu yokukhulelwa iqala ekuqaleni kwendlela yokuphila kwayo, yasinda kumbono, ifakwe kwiindonga zesisu kwaye iqala ukwahlula kweeseli. Ubudala bombungu kwiiveki ezi-3 zesisu, ngokubalwa kwezibalo, ziphela iintsuku ezisixhenxe, kwaye umama ozayo akayi kubukrokra ukuba khona kwayo.
Ubomi bombindi kwiiveki ezi-3 lubalwa ngeendlela ezahlukeneyo kwaye lunokulinganiswa kwiiveki ezi-5 ezinqamlekileyo okanye iintsuku ezisixhenxe ukususela ekungabikho komjikelezo wokugqibela wokuya esikhathini. Yiyo yinto ebangela ukuba umfazi athenge ukuhlolwa kokukhulelwa okanye a tyelele umfazi wezilwanyana. Kukhona ithuba lokungabikho miphumo yokulahla umntwana kwisithuba seveki ezi-3-4 zesigxina.
Nangona kunjalo, nangona kunjalo isiqhamo sincinane kwiiveki ezingama-2-3, sele sele senza impembelelo enkulu kumzimba womama ngokufumaneka kwayo. Iim hormone ezikhethekileyo ziqala ukwabiwa eziza kukhusela nokuxhasa umntwana ngexesha lonke lobunzima, kutyumle isifuba, kunokubakho iimpawu zesifo se- toxicosis kwangaphambili njalonjalo. Uvavanyo oluhle lokukhulelwa luba ngumthombo wesifiso sokwazi ukuba umntwana ukhangeleka njani iiveki ezi-3 kunye nokuba yintoni.
I-fetal ultrasound kwiiveki ezi-3
Uphononongo olungapheliyo lokuphuhliswa komntwana kwiiveki ezi-3 aluchazi naluphi na uhlobo malunga nobukho naziphi na izinto ezimbi ekuphuhliseni, kwaye lonyulwe kwiimeko ezizodwa:
- kukho umngcipheko wokuphazamiseka kokuthwala;
- ibhinqa ivakalelwa intlungu kwisisu okanye kwiimfihlo zecala;
- umnqweno wokuphazamisa ukukhulelwa kunye nesidingo sokucacisa iminyaka yobudala emasontweni amathathu;
- iimpawu okanye iimpawu ze-ectopic iqhosha leqanda lomntwana.
Yintoni ibhekwe ibonakala ngathi kwiiveki ezi-3-4?
Ngalesi sikhathi umntwana nje liqela leeseli ezikhulayo kwaye zihlala zihlula ngokuqala "ukufometha" kwindoda encinci ezayo. Ubungakanani bombindi kwiiveki ezi-3 kuphela ngamamitha ayi-16 kuphela, kwaye ubunzima buyi-1 gram. Izitho zembumba azikwazi ukujamelana nokubonakala kwayo nayiphi na isiphako kwaye zinika iingxaki ezingahambelani nobomi bomva. Ingane ngoku iyakhwela, kwaye i-uzist enobuchule iya kugqiba indawo yengomso okanye i-back future. Iphunga limelelwa yimibhobho, kukho iindawo zokukhangela izibonda kunye neengqungquthela zamathambo ezizayo. Ukuphela kweveki yesithathu ibhalwe ngokubunjwa kwesisu senhliziyo kunye neyokuqala kokuphambana. Umbungu usemgodini omncinane we-fetal kwaye ujikelezwe ngu- amniotic fluid . Ngako oko, phambi kokuba umama ozayo uza kubonakala nje kwindawo eqaqambileyo kwisikrini somlindo, oya kukukholisa intliziyo yokuqala.