植物血凝素(PHA)可引起何种细胞分裂() ["T细胞","NK细胞","浆细胞","Mφ细胞","B细胞"]
女,12岁,右腰部疼痛10天,尿检可见大量的脓细胞,CT平扫+增强如图所示,最可能的诊断是() ["右肾脓肿","右侧感染性肾囊肿","右肾转移癌","右侧肾癌","右肾结核"]
在抗微生物药物中,肝毒性最常见于() ["大环内酯类抗生素","喹喏酮类抗生素","内酰胺类抗生素","氨基糖甙类抗生素","万古霉素"]
人类成熟Tc细胞表面标志为() ["CD3-CD4+","CD1+CD3+","CD4+CD3+","CD4-CD8+","CD4+CD8+"]
患者女,40岁,因发现颈部包块1周来诊,查体发现右甲状腺有一直径1cm左右质硬结节,患者无发热、无声嘶、无情绪改变。患者术后3天出现面部针刺样疼痛,此时的治疗措施为()。 ["A.观察3周","口服葡萄糖酸钙","口服甲状腺素片","静脉应用激素治疗","手术治疗","限制食用肉、奶、蛋"]
在同样风速的情况下,气旋的气压梯度比较大,即等压线(),反气旋的气压梯度比较小,即等压线较()。