构成盆膈的肌肉是() ["A.肛提肌
","B.会阴深横肌
","C.会阴浅横肌
","D.坐骨海绵体肌
E.球海绵体肌"]
4岁儿童发热24小时后皮疹出现,全身皮肤潮红,并有针尖大小的密集点状疹,口周围无皮疹及潮红,腋下、肘窝皱褶处色素加深,临床诊断考虑为() ["麻疹","猩红热","幼儿急疹","风疹","水痘"]
FSH和LH在分子结构上具有相同的结构是()。 ["β链","α链","α链和β链","部分β链相同","以上答案都不对"]
一患者左眼的日眼压曲线结果如下(mmHg):16.0,17.0,18.0,19.0.20.0,21.0,23.0。该组眼压的中位数是() ["17.5","18.0","18.5","19.0","19.5"]
患者,男,45岁,8天前因咽痛、发热自行口服抗生素,近2日出现张口困难、吞咽梗阻、呼吸不畅、左颈部疼痛,发热加重。有糖尿病史。体检:开口一横指,左侧扁桃体、咽侧壁向中线移位,扁桃体隐窝口无脓,左下颌角及下颌下肿胀、压痛。目前对该患者处理正确的是() ["大剂量抗生素、激素","颈外入路切开","口内入路切开","适时行气管切开术","检查血糖、酮体等项目","为防止颈部大血管溃破,适时结扎颈外动脉"]
为什么风机油路系统上的阀门要横装?