[名词解释] 性发育(sexdevelopment)

脑内占位病变的CT定位表现为() ["A．D字征","B．O字征","C．脑池扩大","D．脑白质挤压征","E．中线结构移位"] 绘人试验 脑外占位病变的CT定位表现为() ["A．O字征","B．白质推挤征","C．脑水肿","D．中线结构移位","E．脑室变形移位"] 松果体区最常见的肿瘤是() ["A．畸胎瘤","B．表皮样囊肿","C．胶质瘤","D．生殖细胞瘤","E．松果体细胞瘤"] 屏气发作(breathholdingspell) 性发育(sexdevelopment)