LING 1P92 Lecture Notes - Lecture 2: Child Development Stages, Corpus Callosum, Hemispherectomy

• School: Brock University
• Department: Linguistics
• Course: LING 1P92
• Professor: Lynn Dempsey

Document Summary

Language need not to be taught, cannot be suppressed: developmental milestones are universal. Pet by damasio"s: differe(cid:374)t areas of left he(cid:373)isphere (cid:894)other tha(cid:374) bro(cid:272)a"s a(cid:374)d wer(cid:374)i(cid:272)ke"s regio(cid:374)s(cid:895) are used to (cid:374)a(cid:373)e (1) tools, (2) animals, and (3) persons. Stroke studies support this claim: three different regions in temporal lobe are used. Tudies support that (cid:449)ord (cid:373)ea(cid:374)i(cid:374)g are o(cid:374) te(cid:373)poral lo(cid:271)e (cid:894)(cid:373)ay origi(cid:374)ate fro(cid:373) wer(cid:374)i(cid:272)ke"s area(cid:895) Right-hemisphere: visual-spatial skills, cognitive maps, personal space, facial recognition, drawing, emotional functions, recognizing emotions, expressing emotions, music. I(cid:374)je(cid:272)t (cid:862)sodiu(cid:373) a(cid:373)ytol(cid:863) i(cid:374)to (cid:272)arotid :dea(cid:272)ti(cid:448)ates hemisphere on same side as injection: counting stops: Right handers: 96% lhem language, 4% rhem language. Left handers: 70% lhem language, 15% rhem language, 15% bilateral. Split brain studies: corpus callosum is severed. Showed 2 images side by side: patient focuses on a central point between them, all information in the right visual field goes to the lhem, all information in the left visual field goes to the rhem, hemispherectomy.