观察胎动时胎心率一时性加快的动态变化是了解胎儿() ["皮肤成熟度","肺成熟度","储备功能","肝成熟度","胎盘功能检查"]
原位溶血时红细胞破坏的主要部位是() ["肝","脾","血","骨髓","以上都不是"]
男性,31岁。转移性右下腹痛24小时,伴恶心、呕吐、发热。查体:T38.5℃,P88次/分。右下腹压痛、反跳痛、肌紧张。血白细胞13×109/L,中性比86%。尿常规白细胞1~2/HP,红细胞2~3/HP。对该患者应立即采取()。 ["A.保守治疗","手术治疗","B超检查","立位X线腹部平片","对症治疗"]
关于Carnoy固定液的描述错误的是() ["对于染色体固定好","常用于糖原和尼氏体的固定","能保存脂类","有防止乙醇的硬化和收缩作用","固定速度快"]
由于关节外病变导致关节活动异常的疾病是() ["关节内骨折","关节内游离体","类风湿关节炎","肩周炎","骨关节炎"]
瞳孔扩大或缩小分别见于哪些疾病?