…When a neuron generates a spike in the body, an impulse is first formed at the beginning of the axon (axon hillock). The end of the axon (axon terminal) transmits the excitation to the next neuron. Axons are generally long projections (such as those that reach from the spinal cord to the extremities, or from the cerebral cortex to the end of the spinal cord), so they are often called nerve fibers. … *Some of the terminology explanations that mention "axon terminal" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…生体内でニューロンがスパイクを発生するときには,まず軸索の起始部(軸索小丘axon‐hillock)のところからインパルスが形成される。また,軸索の末端(軸索終末axon terminal)では,次のニューロンに興奮の伝達が行われる。軸索は一般に長い突起であるから(脊髄から四肢の末端部にまで達するもの,大脳皮質から脊髄の末端部にまで達するものなど),神経繊維nerve fiberと呼ばれることが多い。… ※「axon terminal」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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