Spinal nerves
HistologyFra bibliotek Electrophysiology
• Unmyelinated nerve fiber • Myelinated nerve fiber
Functions
• Motor nerve • Sensory nerve • Autonomic nerve • reflex
running, climb stairs , Stumbling or tiring easily. Difficulties with carrying a load of groceries, opening jars, turning door knobs, or combing hair. Cranial nerve paralysis: ophthalmoplegia, facial weakness, dysarthria, Respiratory insufficient
异常球蛋白血征相关的 神经病
系统性疾病
• 糖尿病神经病 • 甲状腺功能低下 • 肾脏、肺、肝脏衰竭 • 危重病神经病 • 器官移植相关神经病
感染相关的神经病
• HIV • 麻风 • Lyme 病 • 带状疱疹
外伤切割、挤压、嵌压
Pathomechanism
• Wallerian degeneration • axonal degeneration • neuronal degeneration • segmental demyelination • onion-bulb formation • Interstitial neuropathy • Vasculitic neuropathy
• Muscle atrophy. • Reflex lost.