[名词解释] 病理核分裂象

症状表现在病灶的同侧是因损伤了（） ["A．脊髓丘脑束","B．三叉丘系","C．内囊后肢","D．内侧丘系","E．薄束、楔束"] 畸胎瘤(teratoma) 实性癌(solid carcinoma) 髓样癌(medullary carcinoma) 完全起于同侧又止于同侧的是以下哪一个() ["A．红核脊髓束","B．脊髓小脑后束","C．脊髓丘脑束","D．脊髓小脑前束","E．皮质脊髓侧束"] 病理核分裂象