对慢性癌痛患者止痛首选给药途径是()。 ["口服","肌注或皮下注射","直肠给药","静脉输注","透皮贴剂"]
心脏病人术后出现低心排血量时,纠正组织缺氧的最根本措施是() ["高浓度吸氧","利尿治疗","强心治疗","纠正低心排,改善微循环","PEEP通气治疗"]
患儿女,3岁。血气分析:pH7.28,PCO30mmHg,HCO13mmol/L。该患儿酸碱失衡类型为() ["代谢性酸中毒","失代偿性代谢性酸中毒","代谢性酸中毒合并呼吸性酸中毒","呼吸性酸中毒","呼吸性碱中毒"]
结合图像,最可能的诊断是() ["主动脉夹层","腹主动脉瘤并腹壁血栓","假性动脉瘤","囊肿","以上都不是"]
患儿男,10岁,因“严重挤压伤5d,无尿1d”来诊。ECG:T波高尖,P波扁平,P-R间期延长,QRS增宽。该患儿可能为() ["低钙","低钾","低钠","高钾","低血糖"]
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