Isonto elithintekayo lokukhulelwa yisigaba esisha ekuthuthukiseni umntwana esibelethweni . Izinyanga ezimbili ezinzima ngezikhathi zabo ezibucayi, kanti ezinye izibonakaliso zesikhundla sakho esithakazelisayo sezivele ziqala ukubonakala.
Isimo se-Fetal
Iviki lesishiyagalolunye lokukhulelwa libonakala ngokukhula okujulile kombungu, zonke izitho zalo nezinhlelo. Kule nkathi, umuthi we-bronchial, imithwalo yegazi, izitho zangasese kanye nesistimu yokuqala ye-lymphatic yenziwa, izinso ziqala ukusebenza. Futhi usayizi we-embryo emasontweni ayisishiyagalolunye ayisishiyagalolunye ungama-25-30 mm kuphela nesisindo kusuka ku-4 kuya ku-15 amagremu.
Ngeviki lesishiyagalolunye lesishiyagalolunye, lo fetus uthuthuka ngobuchopho. Ngokuyinhloko, izakhi zobuchopho zakhiwa ngalesi sigaba, ezibhekene nokuqondisa ukunyakaza. Ama-nerve we-spinal nerve, ama-craneal ne-peripheral neerve. Kunengqondo yokugwinya. Ngakho-ke, lo fetus usuvele ukwazi ukuvula nokuvala umlomo, uncelise uketshezi oluzungezile futhi uligwinye. Embryo ukukhishwa komsila kuyanyamalala, "kuphenduka" ibe yi-coccyx. Emasontweni ayisishiyagalolunye nesishiyagalolunye, ingane iqala ukuhambisa ngaphezulu, ukunyakaza kwayo kuhlanganiswa kakhulu. Ukwakhiwa kwezitho zangaphakathi kuqhubeka. Izindwangu zesimiso se-endocrine ziqala ukusebenza ngenkuthalo.
Ukuzwa komama
Uma inkinga ye-obstetric ingamaviki ayisishiyagalolunye, khona-ke isisu singakabonakali. Phela, lesi sibeletho kule nkathi ubukhulu besithelo samagilebhisi futhi cishe "asuke" esivela esiceleni esincane. Kodwa-ke, lesi sibalo sisencane kancane kancane.
Ngakho-ke, isici esiyinhloko sezinzwa zesonto le-9 lokukhulelwa lokukhulelwa kanje:
- I-Toxicosis, futhi njengoba kubonakaliswa kwayo, i-nausea, ukuhlanza, ukungahambisani nokudla okuthile namafutha kuvame ukubonwa.
- Kancane kancane ukulahlekelwa kwesisindo ngenxa yezimpawu ze-toxicosis nokudla okuncishisiwe. Kodwa ngisho noma izimpawu ezingathandeki zingekho, inzuzo yesisindo ngeke ibe yinto engabalulekile.
- Ukukhathala okusheshayo, ubuthakathaka, iziqephu zokuzondeka, ukucasula.
- Izithobezi ze-mammary zikhula futhi zanda ngobukhulu - ukulungiswa kwe-lactation.
- Kungase kuvezwe amamaki, ngakho-ke kuqale kusukela kule nkathi, kubalulekile ukuthi uqale ngokucophelela ukhathalele isimo sobuso be-soy, kuhlanganise nokugcinwa kokuqina kwawo.
- Egazini, izinga leHCG landa.
- Ngokumelene nesimo sezinguquko ezingeni lamahomoni, ukubukeka kwe-acne, ukulala ngokwanele noma, ngokuphambene, ukulala.