主要经肾脏排泄、一般不会在老年人体内蓄积的药物是() ["地高辛","别嘌醇","青霉素","万古霉素","氨基糖苷类"]
犬脓皮症最主要的病原是() ["绿脓杆菌","大肠杆菌","沙门氏菌","葡萄球菌","肺炎球菌"]
一位巨幼细胞贫血患儿肌内注射维生素B12(规格0.5mg/ml),按一次剂量为25~50μg给药,应抽取的药液是() ["0.025ml~0.05ml","0.05ml~0.10ml","0.10ml~0.20ml","0.15ml~0.30ml","0.20ml~0.40ml"]
当余留牙倾斜超过30°时不宜选作固定桥的基牙,主要是因为()。 ["['受力后基牙的倾斜度加大","桥体易弯曲变形","不能承担
力","
力不能沿基牙长轴传导","磨除牙体组织过多"]
治疗肾癌的主要方法是()。 ["单纯肾切除","根治性肾切除","肾部分切除","放疗","化疗"]
八会穴所指的是()。八脉交会穴所指的是()。