Tambaya. : "Akwai wani dalili da yasa ma'aurata suke haɗuwa tare da su? Akwai wata hanya ta hana shi kafin haihuwa?"
Amsa: Amsaccen amsa ga wannan tambaya shine "A'a." Babu hanyar da za a iya hana haɗuwa da juna. Amma domin ya magance batun batun hana haɗuwa da juna, yana da mahimmanci a fahimci game da ma'aurata tare da juna. Wannan tambaya ce mai wuya ga amsa ba tare da fara kallon yadda yasa ma'aurata suka haɗu ba.
Mene Ne Abokin Haɗuwa?
Ma'aurata da aka haifa suna da nau'i na ma'aurata guda biyu. Wato, sun samo asali guda ne wanda ya rabu biyu. (Zygote shi ne kwai kwai.) A wani lokaci bayan zane, yayin da zygote ke tafiya zuwa cikin mahaifa don shigarwa, kwayoyin sun raba da hada. Kuma a game da ma'aurata monozygotic, sassan suna raba su kuma suna zama nau'i biyu, wanda ya haifar da tagwaye. Wannan tsaga zai iya faruwa a cikin 'yan kwanaki, amma a wasu lokuta, ana jinkirta kuma baya raba cikin kwana goma sha biyu ko fiye. Hakan ne lokacin da ma'aurata suka haɗu da juna, ma'aurata waɗanda ke ci gaba a cikin mahaifa tare da haɗin jiki. Kamar yadda sunan ya nuna, su ne ainihin mutane biyu da suka hada tare. Suna iya raba fata da kayan jiki, ko kuma zasu iya ci gaba tare da gabobin da aka rarraba da ƙwayoyin hannu. Ma'aurata da aka haɗu suna da wuya sosai, suna faruwa ne kawai a cikin kashi 1 daga cikin haihuwa 200,000.
Dalilin Mummygotic Twinning
Ba'a san abin da ke haifar da twinning ba , kuma haka ma, babu wanda yake da tabbacin abin da ke haifar da twinning conjoined.
Kodayake akwai ra'ayoyin da zasu bayyana yadda mahaifiyun haɗuwar suka zama, akwai matukar rashin tabbas game da ainihin dalili. Babu dalilin da yasa ya bayyana dalilin da yasa wasu suka hadu da qwai su rarraba, suka bunkasa cikin mutane biyu. Kuma babu wani bayani game da dalilin da ya sa za a rago da raguwa ko bai cika ba, wanda ya haifar da tagwaye.
Ba za a iya yin jima'i tare da jinsi ba, da halayyar mahaifiyarsa, cuta, cutar, rashin lafiya, abubuwan da ke cikin muhalli ko wasu abubuwan da aka sani a wannan lokaci.
Tun da ba'a san abin da ke haifar da halin da ke haifar da tagwaye masu haɗuwa ba, babu kuma hanyar da za ta hana shi daga faruwa. Momozygotic twinning - kuma conjoined twinning - zama da ɗan wani unxplained asiri.
> Sources:
Spencher, R. "Tsarin ilimin lissafi da nazarin ilimin jinsin haɗuwar juna biyu: part na: embryogenesis." Clinomy Anatomy , Vol. 13, Issue 1, 2000, pg. 36-53.
Quigley, C. Abokan Jima'i: Wani Tarihin Tarihi, Rayayyun Halittu da Tsarin Ilimin Encyclopedia, McFarland & Company (2003).
Facts game da twins conjoined. Jami'ar Maryland Medical Center. http://umm.edu/programs/conjoined-twins/facts-about-the-twins.