受众暴露度是指暴露在一个广告排期表中的() ["A、受众人数","B、受众总人次","C、受众接触广告的深度","D、受众接触广告的广度"]
急性细菌性痢疾早期的结肠病变为() ["假膜性炎","浆液性炎","卡他性炎","表面化脓性炎","出血性炎"]
菌痢所致溃疡的形态是() ["溃疡长轴与肠长轴垂直","溃疡呈烧瓶状","溃疡边缘堤状隆起","溃疡呈地图状","溃疡长轴与肠长轴平行"]
产生激光的条件有()。 ["光学谐振腔","激励能源","具有亚稳态的工作物质","自发辐射","韧致辐射"]
患者,女性,19岁。因"干咳5个月,呼吸困难1天"入院。患者入院后咳出毛发样物。在诊断时应当考虑()。 ["胸腺肿瘤","畸胎瘤","神经源性肿瘤","支气管囊肿","胃肠囊肿"]
简要病史:50多岁突发右第一跖趾关节肿痛8h。