房性阵发性心动过速的是() ["P-P间期逐渐缩短直到P波受阻,QnS波群脱落","P波消失,代之以间距,振幅不等的畸形波,频率360次/分,QRS波正常,律绝对不规则","P-P间期显著延长,长间歇与正常P-P无倍数关系","P-P间期显著延长,长间歇与正常P-P成倍数关系","QRS波正常,频率190次/分,其前有固定关系P波,P-P间期为0.16秒"]
骨髓涂片中网状细胞、浆细胞、组织嗜碱细胞、淋巴细胞等增多见于() ["再生障碍性贫血","骨髓增生异常综合征(MDS)","急性白血病","多发性骨髓瘤","淋巴瘤"]
下列各项,不属于卫分证临床表现的是() ["A.发热微恶寒","B.头痛","C.咽喉肿痛","D.舌绛","E.脉浮数"]
孕激素类药物常用于下列哪种疾病的治疗() ["痤疮","闭经","先兆流产及习惯性流产","再生障碍性贫血","绝经期综合征"]
男,62岁。发现左腹股沟可复性包块2年。查体:左腹股沟韧带上方可见半圆形包块,外环口不大,考虑诊断为() ["左腹股沟股疝","左腹股沟直疝","左腹股沟斜疝","左腹股沟脂肪瘤","左腹股沟淋巴结肿大"]
在word里,在大纲视图方式下,可以看清标题的上下级关系,并对其进行()或()操作。