Gida da iyaliHawan ciki

Yarin yaro ya fara koyan harshensa kafin ya haife shi?

Masu bincike sun nuna cewa yara za su iya ji bambanci a harshe wata daya kafin a haife su.

Nazarin masana kimiyyar Amurka

Aikin masana kimiyya daga Jami'ar Kansas, wanda aka buga a cikin mujallar NeuroReport, ya ba da shawarar nazarin 'ya'yan' ya'ya mata biyu da suka kamu da wata takwas. Don yin wannan, masana kimiyya sunyi amfani da magnetocardiogram (MCG). Wannan fasaha ya baka damar auna ma'aunin magnetin da wutar lantarki ke aiki ta zuciya.

Da farko dai, masana kimiyya sunyi shigarwa guda biyu - a cikin Turanci da Jafananci - wanda aka sake buga su don 'ya'yan itace a lokacin binciken. Masana kimiyya sun zaba wadannan harsuna, saboda sun bambanta sosai a rhythm.

Sakamako

Ta amfani da MCG, ƙungiyar ta gano cewa zuciyar tayi ta karu yayin da ya ji harshen da basu san (Jafananci) ba. Lokacin da aka sake rikodin rikodin a Turanci ('yan asalin mata masu juna biyu), zuciyar zuciya ta tayin bai canza ba.

"Sakamakonmu ya nuna cewa cigaban harshen a gaskiya zai iya faruwa tun kafin haihuwar haihuwa," in ji marubucin marubuci na binciken, Yutako Minai, cikin sanarwa. - An yi jigilar embryos zuwa harshe da za su yi amfani da baya, ko kafin a haife su, bisa ga siginar magana da suke samuwa a cikin mahaifa. Halin da tayin zai iya canzawa a cikin harshe na iya zama ɗaya daga cikin ginshiƙan ginin farko a ci gaba da magana. "

Ra'ayoyi game da ci gaban harshen

A cikin binciken da suka gabata, masana kimiyya sun gano cewa farawar harshe na iya faruwa ne kawai bayan 'yan kwanaki bayan haihuwa. Masana kimiyya sun iya tabbatar da jin dadin yara game da bambancin dake tsakanin harsunan, suna kula da yadda suke yi musu, alal misali, sun fara shan ƙarar nono sosai.

A wani binciken da aka rigaya, an yi amfani da harshe na embryonic, amma ana amfani da duban dan tayi don wannan. Bugu da ƙari, binciken ya shafi mutane biyu suna magana da harsuna daban. Wannan shine dalilin da ya sa masana kimiyya ba su iya sanin ko yarinyar ya nunawa wani mutum ko wani harshe ba. Hanyoyin da ke amfani da su a binciken ƙarshe ya fi damuwa da canjin zuciya fiye da duban dan tayi.

Bisa ga Minaia, sautin da tayin zai ji a cikin mahaifa ba wuya a kira shi a fili ba kuma a takaitacce, amma za'a iya sauya canji a rhythm. Masanin kimiyya ya yi imanin cewa waɗannan sharuɗɗun suna da ban sha'awa sosai ga ilimin kimiyya na asali game da harshen.

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