正常人血液pH范围为() ["7.25~7.35","7.15~7.25","1.45~1.55","7.35~7.45","7.55~7.65"]
患者男性,75岁,与人争吵时突然言语不清,并摔倒在地,随即出现意识不清,大、小便失禁。查体:血压200/120mmHg,瞳孔右侧大于左侧,此时应立即采取的措施为()。 ["立即行MRI检查明确是出血还是梗死","降血压治疗","经颅多普勒超声检查","脑电图检查","甘露醇快速静脉点滴"]
呼吸肌乏力的原因包括() ["高位硬膜外阻滞","重症肌无力","低钾血症","肌营养不良综合征","格林-巴利综合征"]
维持细胞外液容量和渗透压的最主要离子() ["K+和Cl-","K+和HPO2-4","Na+和Cl-","Na+和HPO2-4","Na+和HCO-3"]
关于桂枝茯苓丸的观点正确的是() ["以蜜为丸,并从小量开始服,主要目的是健脾补中","方以苓桂命名,可见其主要作用是化气行水,治疗妊娠小便难","有消瘀化癥的作用","方中含芒硝、牡蛎等软坚之品","以上都不正确"]
血红蛋白种类出生时以()为主,生后迅速下降。