Matsayin ci gaba na amfrayo na mutum
Lokacin jima'i yana tsawon mako takwas, yana wucewa a cikin matakai .
- Ranar farko ta haɗin kwai tare da maniyyi ya faru.
- Sa'an nan kuma ya biyo bayan ƙaddamarwa, wanda yana da tsawon kwanaki. A wannan lokaci na ci gaban amfrayo, kowace tantanin halitta ta rabu kuma a sakamakon haka, an kafa fashewar da ake kira blastula. Tana daga cikin kwayoyinta cewa trophoblast, wato, nan gaba, da kuma jariri-jaririn nan gaba-za ta bayyana a sakamakon haka.
- Game da mako guda bayan zane, zanewa zai fara, wanda zai wuce kwanaki 2.
- A cikin kwanaki 7 na gaba, an kafa ɓangaren germinal. Daga ectoderm (matsanancin farfajiyar embryoblast), fata da tsarin jin tsoro sun fara farawa. Daga ƙananan launi, ko kuma mai ɓarna suna ci gaba da cike da ƙwayar cuta, sashin jiki na numfashi. Tsakanin wadannan layuka guda biyu ne mesoblast, wanda, daga bisani, ya haifar da kwarangwal, tsokoki, tsarin siginar jini.
- Daga makonni 3 na ci gaba da tsarin dukkanin tsarin amfrayo na mutum. Kuma a farkon watan na uku, an kafa kwayoyin kowane ɓangare na ciki.
Bugu da ari, an ambaci amfrayo a cikin tayin.
Kwancen lokaci na haɓaka amfrayo
A cikin lokacin gestation, mahaifiyar mai bukata tana bukatar kulawa ta musamman ga lafiyarta. Hakika, yanayin jariri ya dogara da wannan. Amma akwai wasu matakai idan mace ta bukaci yin hankali.
Saboda haka daya daga cikin wadannan matakai a cikin jima'i na ciki shine lokacin da aka gina , wanda bazai faru ba saboda dalilai da yawa, alal misali:
- saboda magungunan aikin jiki,
kazalika da hawan nauyi; - saboda yadda ake aiwatarwa a cikin mahaifa;
- a sakamakon yaduwa ga abubuwa masu guba, kwayoyi, gubobi;
- saboda wasu cututtuka.
Wani muhimmin mahimmancin lokaci na ci gaba da girma da amfrayo shine lokacin daga makon biyar zuwa takwas. Tun daga wannan lokacin an kafa dukkan gabobin mahimmanci, har ma da igiyar umbilical, sabili da haka dole ne a gwada don tabbatar da cewa babu wani cutarwa mai cutarwa akan kwayar mace mai ciki. In ba haka ba zai iya lalata yanayin lafiyar ƙwayoyin cuta.