传染性单核细胞增多症血象的突出变化是() ["白细胞正常伴异型淋巴细胞","淋巴细胞增多伴异型淋巴细胞","粒细胞增多伴异型淋巴细胞","单核细胞增多伴异型淋巴细胞","血小板增多伴异型淋巴细胞"]
患者女性,65岁,因“左侧肢体活动受限1小时”来诊。有高血压病史10年。查体:意识清,瞳孔等大正圆,左侧肢体肌力2级。诊断:急性脑梗死。
首选治疗措施是() ["抗血小板治疗","甘露醇等降颅压、抗脑水肿治疗","蛇毒类降纤药治疗","尿激酶、重组组织型纤溶酶原激活剂(rtPA)等溶栓治疗","手术治疗","抗凝治疗"]
DNA分子中的碱基组成是() ["U=T","T=G","A=C","C+G=A+T","A+C=G+T"]
洋地黄中毒伴缓慢心律失常时应首选的治疗措施是() ["肾上腺素","阿托品","人工心脏起搏","氯化钾","异丙肾上腺素"]
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