A.神經(jīng)纖維
B.神經(jīng)纖維和結(jié)締組織
C.神經(jīng)元
D.神經(jīng)元和結(jié)締組織
E.神經(jīng)元和神經(jīng)膠質(zhì)細胞

A.由軸索和外包的神經(jīng)膠質(zhì)細胞構(gòu)成
B.分有髓神經(jīng)纖維和無髓神經(jīng)纖維兩種
C.有髓神經(jīng)纖維有髓鞘和郎飛結(jié)
D.無髓神經(jīng)纖維無髓鞘和郎飛結(jié)
E.有髓神經(jīng)纖維傳導(dǎo)速度慢，無髓神經(jīng)纖維傳導(dǎo)速度快