神經(jīng)外膜血管
神經(jīng)病學(xué)

        各節(jié)段血管的升支與降支沿神經(jīng)外膜縱行吻合,形成神經(jīng)外膜血管。神經(jīng)外膜血管縱貫神經(jīng)的全長,手術(shù)中清晰可辨,是神經(jīng)斷裂傷后對位縫合的良好標志。由外膜血管發(fā)出短的橫支或斜支,呈弓狀在神經(jīng)束的表面越過,行向神經(jīng)深部,延    （共 116 字）     [閱讀本文] >>