海量資源,盡在掌握
 1.自主神經(jīng)(autonomicnervous)又稱植物神經(jīng)(vegetativenervous),包括交感神經(jīng)和副交感神經(jīng)。自脊髓或腦干神經(jīng)元發(fā)出纖維,經(jīng)過神經(jīng)節(jié)更換神經(jīng)元,再抵達所支配的心臟、平滑肌、腺體等效應(yīng)器(圖5-1)。因此,自主神經(jīng)有節(jié)前纖維和節(jié)后纖維之 (共 226 字) [閱讀本文] >>