4,620
次編輯
變更
神经纤维
,無編輯摘要
[[File:神经纤维3.jpg|缩略图|神经纤维[https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3129418888,3443381133&fm=26&gp=0.jpg 原图链接][https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3129418888,3443381133&fm=26&gp=0.jpg 图片来源百度网]]]
'''神经纤维''' ('''nerve fibers''' )， 神经元胞质（胞浆)的延长部分称为“神经纤维”，也叫“突起”。神经纤维的粗细各异，直径约在十分之几微米（1微米等于1/1000毫米)至100微米之间。有的很短，只有几微米；有的很长，可达1米左右。外有绝缘性髓鞘包着的，叫[[有髓鞘纤维]]；没有明显髓鞘的，叫[[无髓鞘纤维]]。纤维内充满半流动性的神经浆，浆内有微管、微丝、线粒体、内质网等，具有维持突起生长和运输的作用。许多平行的神经纤维集合成束，即是神经。
[[File:神经纤维1.jpg|缩略图|神经纤维[https://www.baidu.com/link?url=b291mr1i35lYTodpZQkuxeFKExahHNtOAjw07rrb0QP8pQiApVGQoPSmnuu8RjzX2NQjX3tqEgvEHXc52O49aVVcdcHSuSvoCRwUx1V14w5FiPKbGQCJOX-yCGXTkWaW7H7R_9SdXWwwR-edxtTBiIRI5kkLCQcIk-OGURnBPgxTLGNC1tnwKQp96LY4I3M6UXouqcaVXCdJ8-7Vt3vIu84N2raxbx88DfPN07lgJmVZlujNtngMMb070QnOesBR7zxnj9U84a6j_P02cc8CXWAbH917eNs8BHqizLXa0xn7qIUcYXSjOo7krlftjhKN96akYHCjHT4kss71ePl-KXc9201uzhY5DqbkNzU3beQWmcifIum4hyMGjBbBlhd6M3jZe7PV7ixgvI7t6q9pylVVqA5RGpdglHaN77ar5l9r0fyC05QDVnfEQdzenoH8JEaSVE9AQr7uQJnd-11J2O_YCQEV7IlvkR2iXZJJKB0jzdSuSemyQEdmXTo4GOuS0GF6i7lt1CKHUSuGOqSuOPpp3tkbv5VIGqIL5URzOtKKrXgqxecd7xKoRbH353Ckzel9BNy7GBG5KOV9Zf7zHFHoYH803PSkZxYILPSIP2ToLrt7O2cqTIFuqzt8d4zTehlmZzaO4n5Hq1D_GYVnlBrcKOHbPI_V8z6voJfZSVr_W7xPF_tmaSvccXVcmttBrHMI-zUe7Jt-OvyWQ2yjk1KBMrs0hVqJKX83ZINLgsQm5ofaRhDtmnTSteFmL483O7zCz-2QqS9XQhOLvZUaTa&timg=&click_t=1606450835390&s_info=1077_442&wd=&eqid=9750f22500004ff2000000035fc07d1a 原图链接][https://www.baidu.com/link?url=b291mr1i35lYTodpZQkuxeFKExahHNtOAjw07rrb0QP8pQiApVGQoPSmnuu8RjzX2NQjX3tqEgvEHXc52O49aVVcdcHSuSvoCRwUx1V14w5FiPKbGQCJOX-yCGXTkWaW7H7R_9SdXWwwR-edxtTBiIRI5kkLCQcIk-OGURnBPgxTLGNC1tnwKQp96LY4I3M6UXouqcaVXCdJ8-7Vt3vIu84N2raxbx88DfPN07lgJmVZlujNtngMMb070QnOesBR7zxnj9U84a6j_P02cc8CXWAbH917eNs8BHqizLXa0xn7qIUcYXSjOo7krlftjhKN96akYHCjHT4kss71ePl-KXc9201uzhY5DqbkNzU3beQWmcifIum4hyMGjBbBlhd6M3jZe7PV7ixgvI7t6q9pylVVqA5RGpdglHaN77ar5l9r0fyC05QDVnfEQdzenoH8JEaSVE9AQr7uQJnd-11J2O_YCQEV7IlvkR2iXZJJKB0jzdSuSemyQEdmXTo4GOuS0GF6i7lt1CKHUSuGOqSuOPpp3tkbv5VIGqIL5URzOtKKrXgqxecd7xKoRbH353Ckzel9BNy7GBG5KOV9Zf7zHFHoYH803PSkZxYILPSIP2ToLrt7O2cqTIFuqzt8d4zTehlmZzaO4n5Hq1D_GYVnlBrcKOHbPI_V8z6voJfZSVr_W7xPF_tmaSvccXVcmttBrHMI-zUe7Jt-OvyWQ2yjk1KBMrs0hVqJKX83ZINLgsQm5ofaRhDtmnTSteFmL483O7zCz-2QqS9XQhOLvZUaTa&timg=&click_t=1606450835390&s_info=1077_442&wd=&eqid=9750f22500004ff2000000035fc07d1a 图片来源百度网]]]
'''中文名''':[[神经纤维]]