acetylcholine
基礎(chǔ)科學

        A NEUROTRANS-MITTER found in both vertebrates and inver-tebrates at synapses in various parts of thenervous system and at NEUROMUSCULARJUNCTIONS. It can have either excitatory orinhibitory effects,depending on the location.For example,it is excitatory whe......（本文共 920 字）     [閱讀本文] >>