根据世界卫生组织对老龄化社会的划分标准,老龄化社会是指发展中国家60岁及以上人口占总人口比例达到或超过() ["5%","7%","10%","12%","15%"]
下述哪些药有致癫痫性() ["A.恩氟烷","B.异氟烷","C.氯胺酮","D.丙泊酚","E.美索比妥"]
下列有关支气管扩张的描述哪项是错误的() ["临床上支气管扩张分为囊状支气管扩张、柱状支气管扩张和混合型3种","支气管造影检查对支气管扩张有诊断意义","高分辨CT对支气管扩张诊断有重要参考意义","中度以上的支气管扩张症的病理改变是可逆性的","手术切除是治疗支气管扩张咯血的有效方法"]
诊断肺癌常用最主要手段,是() ["痰细胞学检查","支气管检查","胸部X线检查","胸水检查","经胸壁穿刺活检"]
男性,49岁,刺激性咳嗽5个月,视物不清10天,胸片示左肺上叶尖段边缘直径8cm不规则块状阴影。该病变造成的颈交感神经综合征不包括() ["瞳孔缩小","面部无汗","眼球内陷","声音嘶哑","上睑下垂"]
1~10岁儿童体重(kg)等于2~10岁儿童身高(cm)等于7~12个月婴儿体重等于小于6个月婴儿体重等于