Ngexesha elifanayo, ngaphandle akukho nto efana nalezo zakhiwo ezibonakalayo phakathi kokukhulelwa. Kuze kube ngoku, ezi zimbalwa ezincinci ezivela kwiqela ngalinye lamaseli.
Yintoni ebonakala ngathi umntwana ozayo kwikota yesithathu yokukhulelwa emva kokukhulelwa?
Ngokuqhelekileyo, kubonakala ngathi i-concha encinci yeendlebe, apho ixabiso elincinci le-liquid likhoyo. Le amniotic fluid, kunye nokwanda kwithuba, umthamo okhula ngawo.
Ubungakanani bombindi ngoku awudluli kwi-1.5-2 mm. Inokuhlolisiswa kuphela ngoncedo lomshini we-ultrasound ngesisombululo esiphezulu.
Kwenzeka ntoni ngexesha elifutshane?
Ngethuba leveki ezi-3, i-embryo inokuphefumula okuphefumulayo, okubonakala ngathi iyaphilile. Nangona kunjalo, bona ngokwabo yintsholongwane yexesha elizayo lokuphefumula lomntwana.
Ngelo xesha, iqela elihlukeneyo leeseli lihlukanisa, apho inkqubo yeentlanzi zeemvuthu iqala ukwenza emva kwexesha elifutshane. Ngokuqhelekileyo ngexesha elifanayo, izakhiwo ze-future spinal neck and brain are formed.
Ekupheleni kwentloko, i-eye fossa iqalisa ukwenza, amehlo enkamva yengane. Zisazincinci kangangokuthi ziyakwazi ukujongwa ngokuphakanyiswa okukhulu. Nangona kunjalo, umbala, ukusikwa sele kuchazwe, kuba Oku kwenzeka nakwixesha lokuhlanganiswa kweeseli zesini.
Qalisa ukuvela kwiimpawu zezitho, eziza kuba yindlela ezayo ye-endocrine yomntwana. Le pancreas ne-thyroid gland. Kwiiveki ezi-3 ukususela ekukhulelwe, iiseli zokuqala zegazi zivela kwimbungu. Ziyiyo ebizwa ngokuba yi-precursors yamaseli egazi, i-erythrocyte. Ngomhla ngomhla we-19, intliziyo yebhubhu iqala ukuzisika. Intliziyo yenziwa kuyo ngokuthe tye.
Ziziphi iinguqu eziza kuba umama ozayo?
Eli xesha lixesha elifanelekileyo xa abaninzi abasetyhini befumanisa imeko yabo enomdla. I nqanaba leHCG kwiveki yesithathu yokukhulelwa ekukhulelweni kuya kufumana ezo zithethe ezaneleyo ukuxilongwa. Kwiimeko ezininzi, novavanyo oluqhelekileyo olukhawulezayo lunikeza umphumo omuhle. Ngokuqhelekileyo, uxinaniso lweHCG ngeli xesha li malunga ne-1100-31500 mIU / ml. Kubalulekile ukuba uqaphele ukuba le parameter yedwa ayinakukwazi ukuthwala ixabiso lokuxilonga, kwaye ithathwa nje njengalathisi. Ngako oko, ukungafani kwimizuzu ye-hormone ngokuqhelekileyo kudinga ukuhlaziywa kwakhona, kunye nokuqinisekiswa kwesiphumo-uviwo olongezelelweyo.