[名词解释] 原始反射

开声门肌肉是() ["A．环杓后肌","B．环杓侧肌","C．杓肌","D．环甲肌","E．甲杓肌"] 以下疾病，哪些是耳部MRI检查的首选适应证() ["A．先天性外耳畸形","B．外伤","C．听神经瘤","D．颈静脉球瘤","E．胆脂瘤"] Vojta法 脊髓损伤 在鼻腔的血液供应中，鼻腭动脉为哪一动脉的分支() ["A．眼动脉","B．筛前动脉","C．上颌动脉","D．蝶腭动脉","E．眶下动脉"] 原始反射