Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: babban mataki na cervical shafewa da kuma sauri cervical dilatation daga 5 cm har zuwa cikakken dilatation na farko da kuma m haihuwa. A cikin Amurka, an canza ma'anar aiki mai aiki daga 3 zuwa 4 cm, zuwa 5 cm na dilation cervical ga mata masu yawa, uwaye da suka haifa a baya, da 6 cm ga mata masu nulliparous, waɗanda ba su haifa ba a baya. An yi wannan ne a kokarin da ake yi na kara yawan haihuwa ta hanyar farji. Ma'aikatan kiwon lafiya na iya tantance ci gaban mahaifiyar da ke aiki a cikin aiki ta hanyar yin binciken wuyan mahaifa don tantance fadada wuyan mahaifa, sharewa, da kuma tsayawa. Wadannan dalilai suna samar da maki na Bishop. Hakanan za'a iya amfani da maki na Bishop a matsayin hanyar hango nasarar nasarar haifar da aiki.  Tambaya: Mene ne aiki na aiki na aiki ga mata da ke haihuwa a karo na farko?
6 cm daga ciki