内服善于治疗下焦血热出血证,外用又能疗烫伤、湿疹的药物是() ["栀子","黄连","小蓟","白及","地榆"]
兄弟姐妹间进行器官移植引起排斥反应的物质称为() ["同种抗原","同种异体抗原","自身抗原","异嗜性抗原","超抗原"]
水泵的调节阀通常安置在()管,止回阀通常安置在()管。 ["压出,吸入","吸入,吸入","压出,压出","吸入,压出"]
胃大部分切除术后易发生吻合口溃疡() ["胃小弯溃疡","十二指肠球部溃疡","幽门管溃疡","糜烂性胃炎","Zollinger-E1lison综合征"]
霍乱患者的粪便可呈多种性状,但不包括() ["黄水样便","清水样便","洗肉水样便","米泔水样便","脓血便"]
锋面附近所以产生大规模的垂直运运动,由于()和()而引起的。