神经索

神经系统有脑神经，它通过联接环与双股的腹神经索相连。

nerve-stretching

nerve impulse

geniculum nervi facialis【解剖】;geniculum of facial nerve【解剖】;genu nervi facialis【解剖】

lateral dorsal cutaneous nerve of foot【解剖】;nervus cutaneus dorsalis lateralis pedis【解剖】

great auricular nerve

nerve cell capsule

efferent

nerve growth factor (NGF)