…The area of each area is particularly large in the lips, tongue, and fingers, reflecting the density of the nerve innervation of each part. The somatotopic localization of the sensory cortex in animals was first investigated by Adrian ED Adrian, who recorded evoked potentials in cats, and discovered that there is another somatosensory cortex (SII) in addition to the primary somatosensory cortex (SI). In monkeys, Woolsey CNWoolsey et al. also created a somatotopic map and confirmed that SII is located in the parietal operculum, further lateral to the SI. … *Some of the terminology that mentions "Adrian, ED" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…各領域の面積は,それぞれの部位の神経支配の密度を反映して,口唇や舌,手指でとくに広くなっている。動物の感覚野の体部位局在はエードリアンE.D.Adrianがネコで誘発電位を記録して調べたのが初めで,そのさい第一次体性感覚野(SI)に続いてもう一つ,第二次体性感覚野(SII)があることがわかった。サルでもウールジーC.N.Woolseyらによって体部位地図がつくられ,SIよりさらに外側の頭頂弁蓋部にSIIがあることが確認された。… ※「エードリアン,E.D.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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