问题 单项选择题 A1/A2型题

有关低钾血症的治疗,下列错误的是()

A.积极治疗原发病,不能口服钾剂者,采取静脉滴注

B.按每克氯化钾含K+13.4mmol/L计算,每天补充氯化钾3~6g

C.每升输液中含钾量不宜超过40mmol(相当于氯化钾3g)

D.输入钾量应控制在20mmol/h以下

E.尽可能在48小时内纠正低钾血症

答案

参考答案:E

解析:

细胞内缺K+的恢复速度常比较缓慢,在纠正失K+因素下,一般常需4~6天才能达到平衡,而严重病例有的需10~20天以上才能纠正细胞内缺K+状态。

单项选择题
单项选择题

Millions of Americans and foreigners see GI.Joe as a mindless war toy, the symbol of American military adventurism, but that’ s not how it used to be. To the men and women who (1) in World War I1 and the people they liberated, the GI. was the (2) man grown into hero, the pool farm kid torn away from his home, the guy who (3) all the burdens of battle, who slept in cold foxholes, who went without the (4) of 1hod and shelter, who stuck it out and drove back the Nazi reign of murder. This was not a vohmteer soldier, not someone well paid, (5) an average guy, up (6) the best trained, best equipped, fiercest, most brutal enemies seen in centuries.

His name is not much. GI. is just a military abbreviation (7) Govermnent Issue, and it was on all of the article (8) to soldiers. And Joe A common name for a guy who never (9) it to the top. Joe Blow, Joe Magrae... a working class name.The United States has (10) had a president or vieepresident or secretary of state Joe.

GI. Joe had a (11) career fighting Geman, Japanese, and Korean troops. He appears as a character, or a (12) of American personalities, in the 1945 movie The Story of GL Joe, based on the last days of war correspondent Ernie Pyle. Some of the soldiers Pyle (13) portrayde themselves in the fihn. Pyle was famous for covering the (14) side of the warl, writing about the dirt-snow-and-mud soldiers, not how many miles were (15) or what towns were captured or liberated. His reports (16) the "willie" cartoons of famed Stars and Stripes artist Bill Maulden. Both men (17) the dirt and exhaustion of war, the (18) of civilization that the soldiers shared with each other and the civilians: coffee, tobacco, whiskey, shelter, sleep. (19) Egypt, France, and a dozen more countries, G. I. Joe was any American soldier, (20) the most important person in their lives.

1()

A.performed

B.served

C.rebelled

D.betrayed