Lokacin gestation ga mace yana da makonni 38 daga lokacin zane. A mafi yawan mata, ciki har tsawon kwanaki 266 ne. Amma ba shi yiwuwa a lissafa ranar haihuwar nan gaba har zuwa ranar da ta gabata. Yawanci ya dogara ne da yanayin hormonal mace, cututtuka na mahaifiyar mahaifi da tayin, jima'i da nauyin yaron da ba a haifa ba, da dai sauransu. Amma bayan makonni 37 na ciki sai tayi ya shirya don rayuwa mai zaman kanta (cikakken lokaci). Bayan wannan lokaci jariri ya haifa cikakke.
Amma jariri bayan makonni 42 na ciki yana dauke da wahala , kuma aiki zai iya zama tare da matsala mai tsanani ga tayin. Saboda haka, lokacin yin ciki yana da mahimmanci don sanin ba haka ba saboda kwanan haihuwar da za a yi, amma don sanin lokacin da za a haifi haihuwar al'ada, da kuma yaron - cikakken lokaci.
Term na ciki obstetric da fetal - bambance-bambance
Tsakanin lokacin haihuwa na ciki yana da makonni 40, kuma lokacin gwargwadon jima'i yana da 38. Bambanci shine kwanaki 12-14. Gestation na farko zai fara a ranar farko ta watan jiya. Lokacin tayi zai fara daga ranar haifuwa (daga ranar jima'i, wanda yakan zo a rana ta 14 daga farkon watan tare ko ragu kwanaki 4).
Yaya za a iya lissafin haihuwa ciki?
Gabatarwa na ainihi da hakikanin ciki (embryonic) ya bambanta da makonni 2. A aikace, ba a la'akari da lokacin amfrayo kuma yana iyakance ga ƙidaya obstetrician. Idan mace ta sani ba kawai kwanan wata na farkon haila ba, har ma ranar da aka haifa, to, jinsunan ciki na ciki sun fi daidai. Gwargwadon lokaci na ƙarshe yana kwana 280 daga ranar farko ta watan jiya. Bisa ga sakamakon duban dan tayi, bisa ga tebur, an tabbatar da cewa tayin ya dace da obstetric, amma ba jima'i ba, gestation.
Zan iya lissafin kwanan haihuwar haihuwa na haihuwa na ciki?
Hanyar da ta fi sauƙi don lissafin ranar haihuwar da ake sa ran za a iya la'akari da haka: daga ranar farko na watanni na ƙarshe ƙara kwanaki 280 (Keller's formula). Duk da haka, a aikace yana da wuyar gaske kuma za'a iya yin ranar haihuwa ta hanyar hanyoyi biyu.
- A farkon kwanakin watanni na ƙarshe, an kara watanni tara da kwana bakwai.
- Tun daga ranar da ta fara watan jiya, an dauki watanni uku kuma za'a kara kwana bakwai.
Wakoki daga ranar farko na haila ta ƙarshe. Don saukaka likita, makonni 40 har yanzu sun kasu kashi 3. 1 saurin farko ya ƙunshi makonni 1-14 na ciki, 2-farkon watanni - makonni 16-28, da 3 uku - daga 29 zuwa 40.
Gabatarwa da kuma lokacin da duban dan tayi
Ba daidai ba ne a yi tunanin cewa duban dan tayi yana ƙaddara ta hanyar obstetric ko gestation na embryonic. Maimakon haka, a akasin haka, bisa ga tebur na musamman, wanda aka sanya yawan tayin na tayin don ciki na ciki, ya ƙayyade yadda suke yarda da ciki. Sau da yawa girman tayin ya dace da lokacin obstetric tare da sati daya mako: tayi yana tasowa kullum. Idan kalmar don duban dan tayi ba kasa da obstetric ba, wannan ba yana nufin cewa an yi amfani da kalmar obstetric ba daidai ba, amma wani abu ya hana ci gaban al'ada na tayin. Babban mawuyacin rashin ci gaba na intrauterine sune:
- rashin lafiya na uwa;
- ketare na al'ada aiki na mahaifa;
- yawan ciki;
- Abun abubuwan da ke ciki na tayin;
- intrauterine cututtuka;
- miyagun halaye na uwa;
- rashin abinci mai gina jiki, da dai sauransu.
Idan kalma don duban dan tayi ya fi tsari, to, mafi yawan lokuta dalilin zai zama nauyin nauyin yaron da ba a haife shi ba (saboda rashin lafiya, ciwon sukari, yaduwar mahaifiyarsa a lokacin haihuwa).
Zai yiwu ranar mace ta ƙarshe ta ƙaddara ta mace ba daidai ba kuma idan ta tuna lokacin da aka haifa , yana da kyau a ƙidaya lokacin ƙwararruwa ta hanyar amfrayo, ta ƙara zuwa makonni biyu.