业务测验(27)答案和题解

• 出 处: 新医学
• 发表日期: 1987年02期
• 关键词: 瞳孔对光反应 间接对光反应 交叉性偏瘫 动眼神经损害 动脉供血 失语 眼球运动障碍 脑皮质 吞咽障碍 脑系

题解1.瞳孔对光反应反射弧的传入部分为视神经,传出部分为动眼神经,故动眼神经损害时,其同侧的瞳孔直接和间接对光反应均消失。2.失语是脑皮质损害所致,该部不是由椎基动脉供应,故该动脉供血不全时不会出现失语。而眩晕,眼球运动障碍、交叉性偏瘫及吞咽障碍与脑干或小脑有关,脑干与小脑系由椎基动脉供应,故该动脉供血

Questions 1. Pupil light response reflex arc into the part of the optic nerve, the outgoing part of the oculomotor nerve, the oculomotor nerve damage, the ipsilateral pupil direct and indirect light response disappeared. Aphasia is caused by cerebral cortex damage, the Department is not supplied by the vertebral artery, so the arterial insufficiency will not occur when aphasia. And dizziness, eye movement disorders, cross-paralysis and swallowing disorders associated with brainstem or cerebellum, brainstem and cerebellum supply by the vertebral artery, so the arterial blood supply