金融衍生产品的发展现状是()。 ["以场外交易为主","利率衍生品是名义金额最大的衍生品","远期和互换比期权类产品大","场外交易量已超过危机前"]
婴儿腹泻,中度脱水,失水量约为体重的() ["5%","5%~10%","10%~15%",">15%","以上都不是"]
消化性溃疡的实验室检查,下列哪项没有必要() ["腹部平片","胃液分析","纤维胃镜检查","胃肠X线钡餐造影","幽门螺杆菌(Hp)检查"]
患者男性,63岁,右耳垂前肿性胀大8个月。近期肿物增长较快,痛向耳颞部放散。检查发现肿物约3.5cm、质地硬、有触痛、边界不清。活动度差,右眼睑闭合较对侧迟钝。该病最可能的诊断是() ["A.腮腺多形性腺瘤","腮腺腺样囊性癌","腮腺结核","慢性阻塞性腮腺","皮脂腺囊肿继发感染"]
李某,女50岁,性格内向,平时与人相处时非常依顺忍让,但经常独自生闷气,而且从不与家人交流自己的感受,最近查出乳腺癌,李某的行为模式特征符合() ["A型行为","B型行为","C型行为","D型行为","E型行为"]
急性盆腔炎患者,存在发热、下腹痛,首选哪项治疗慢性盆腔炎患者腰骶部酸痛