Ngesikhathi sokukhulelwa kwamasonto angu-14 kuya ku-15, uhlelo lwe-cardiovascular of the fetus luyathuthuka kahle, futhi ngesikhumba salo esincane sine-ultrasound, ungabona izitsha ezinkulu kakhulu. Inhliziyo isebenza ngenkuthalo futhi iqhume ama-20 amalitha egazi ngosuku. Kungenxa yalokhu kugeleza kwegazi okukhulu isikhumba sibomvu.
Izinguquko eziyinhloko ebusweni
Ngesonto eli-14-15 lokukhulelwa, ukusebenza komzimba wengane kusebenza, okuhambisana nokukhululwa kwe-bile, okubuye kube khona emathunjini amakhulu. Esikhathini esizayo, indwangu yokuqala yomntwana izokwakhiwa kuyo.
Ngenxa yokuthi izinso zomntwana ziqala ukusebenza ngentshiseko, isenzo sokukhipha isisindo sikhona kaningi. Naphezu kwalokhu, umntfwana uzizwa ekhululekile emanzini amniotic , ekhishwa izikhathi ezingu-10 ngosuku.
Ngesonto eli-14-15 lokuthuthukiswa komntwana, uhlelo lokuphefumula luphelele. Ngalesi sikhathi kanye nomzimba omncane ukhula futhi uqeqesha imisipha, kuhlanganise nokuphefumula. Lokhu kungenxa yokuthi i-fetus ngezikhathi ezithile iguqula futhi ichithe i-amniotic fluid. Lezi zivivinyo zifaka isandla ekwakheni amathishu emaphaphu, ngaleyo ndlela silungiselela uhlelo lokuphefumula lokuqala kwe-inhalation.
Ingane emavikini angu-14-15 iqala isigaba esibaluleke kakhulu sokuthuthukiswa - i-cortex yenziwa. Le nqubo ihlala yonke inyanga. Yingakho owesifazane kufanele akhiphe noma yimiphi imiphumela eyingozi emzimbeni wakhe. Zombili izitho zobuchopho zihlanganiswa nemifula kanye ne-convolutions. Ngesikhathi esifanayo, amangqamuzana omzimba aqala ukuhlukaniswa kwawo, ekugcineni ephela ekubunjweni kwesimiso sezinzwa.
Ngesikhathi sokukhulelwa amasonto 14-15 aqala ukwakheka kwesimiso se-endocrine. Qalisa ngokusebenta ukusebenza kwama-gland, ikakhulukazi, uhlambalaza futhi uhlambalaza. Ngalesi sikhathi, ingane ingavele isabele ekudleni okwadliwa ngumama, ngoba ama-receptors enambithekayo akhiwa ekugcineni.
Emasontweni angu-14 kuya ku-15, izintambo zomculo zama-fetal sezivele zakhiwe ngokugcwele. Ngalesi sikhathi ukuthi kuvulwa i-glottis.
Umama ozayo uzoshintsha kanjani?
Ezinguquko ezibonakalayo eziphawulwe owesifazane okhulelwe, omunye angabonisa ukubonakala komugqa obomvu osukela kumngcele we-umbilical kuya ku-pubis. Ukubukeka kwalo kuchazwe kalula ukuthi, ngenxa yokushintsha kwesimo sangemuva se-hormonal, ukuhlukaniswa okukhulu kwe-melanin pigment kwenzeka, ngenxa yokuthi leli bhanki lenziwa. Uyanyamalala eyedwa emva kokuba owesifazane ebeletha.
Emasontweni angu-14-15 ukubeletha isisu sesivele sibonakala. Nsuku zonke, ubukhulu bayo buyanda kuphela. Yingakho owesifazane eqala ukubukeza ikhabethe lakhe ukuze azizwe ekhululekile, ngoba izingubo ezindala sezivele zincane.
Ngalesi sikhathi, njengomthetho, usuku oluqondile lokuzalwa seluvele luyaziwa.
Ukuba khona kwegazi kukhishwa ngesonto eli-14-15 lokukhulelwa kungabonakalisa ukusongelwa kokukhulelwa . Uma bevela, owesifazane kufanele axoxe nodokotela ngaphandle kokulibala. Endabeni yokuphuma, odokotela bahlanza isisu, okungukuthi, benza ukukhipha isisu. Uma kungenjalo, lesi simo singaholela ekufeni kowesifazane okhulelwe.