骨骼肌纤维是一种多核细胞，核的数量随肌纤维的长短而异，短者核少；长者细胞核数量可达100～200个，位于肌膜下方。核呈卵圆形，染色较淡，核仁清楚。
目的探讨痉挛性脑瘫骨骼肌纤维的病理改变特点。
Objective To explore pathological features of the skeletal muscle of patients with spastic cerebral palsy.
骨骼肌纤维类型转变的研究为运动训练提供了理论基础。
Studies on skeletal muscle fiber type transformation are theoretical bases of sports training.
失神经骨骼肌纤维变细，排列紊乱，并有凋亡小体出现。
Fiber thinning and disorderly arrangement of denerved skeletal muscles were observed and apoptotic bodies were detected.
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