…When the median nerve is damaged, the area of the palm close to the thumb becomes numb and the thumb cannot be flexed. The peripheral nerves that control the lower limbs are connected to the lumbar plexus and the sacral plexus. The femoral nerve, which controls the muscles and skin on the ventral (front) side of the upper leg, is a peripheral nerve that is connected to the lumbar plexus. … *Some of the terminology that mentions "sacral plexus" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…正中神経が損傷されると,親指に近い手のひらの領域の感覚麻痺が起こるとともに,親指の屈曲ができなくなる。 下肢を支配する末梢神経は腰神経叢lumbar plexusや仙骨神経叢sacral plexusにつづく。上腿の腹側(前面)の筋や皮膚を支配する大腿神経は腰神経叢につづく末梢神経である。… ※「sacral plexus」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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