【单选题】病人,男性,25岁,3年来右上腹部节律性疼痛,进食可缓解,伴有反酸。一周前突然疼痛加重,伴有黑便,每日2-4次。引起该病人消化道出血的病因最可能是
【单选题】男性,60岁。粘连性肠梗阻5天,出现呼吸深快。查体:面部潮红,心率110次/分,血压90/60mmHg,腱反射减弱。化验:血pH7.20,血浆HCO-15mmol/L。如果输液后,病人出现手足抽搐,应立即静脉注射
【单选题】男性,25岁,3年来右上腹部节律性疼痛,进食可缓解,伴有反酸,1周前突然疼痛加重,伴有黑便,每日2~4次。
E.
消化性溃疡出血引起下列各例病人消化道出血的病因最可能是
【单选题】Architecture 1 Architecture is to building as literature is to the printed word. The best buildings are often so well constructed that they outlast their original use. They then survive not only as be...
B.
Need of Greater Building Varieties in Modem Life
C.
Restoration of Ancient Civilizations
E.
Factors Affecting Modem Architecture
F.
A Social Art Paragraph 2 ______ .
【单选题】关于锂的结构和性质判断错误的是 ①与水反应比钠剧烈②原子半径小于钠③在空气中燃烧生成氧化锂 ④它的阳离子最外层电子数与钠的阳离子相同⑤它是还原剂
【多选题】根据锂元素在周期表中的位置,下列判断中错误的是 [ ]
C.
它的阳离子的最外层电子数与钠离子的最外层电子数相同
【单选题】有一对传动齿轮,已知主动轮的转速 n 1 =1000r/min ,齿数 Z 1 =10 ,从动齿轮的齿数 Z 2 =50 ,那么从动轮的转速应当为 n 2 = r/min 。
【简答题】A.Architecture and Literature. B.Development of Architecture. C.Classification of Architecture. D.Materials of Architecture.
【多选题】Chinese architecture is about
C.
Christianity architecture
D.
confucianism architecture
【单选题】Architecture Architecture is to building as literature is to the printed worD.The best buildings are often so well constructed that they outlast their original use. They then survive not only as beaut...
B.
Need of greater building varieties in modern life
C.
Restoration of ancient Civilizations
E.
Factors affecting modern architecture