问题
单项选择题
For a client in addisonian crisis, it would be very risky for a nurse to administer（）
A. potassium chloride.
B. normal saline solution.
C. hydrocortisone.
D. fludrocortisone.
答案
参考答案：A
解析：
Addisonian crisis results in hyperkalemia; therefore, administering potassium chloride is contraindicated. Because the client will be hyponatremic, normal saline solution is indicated. Hydrocortisone and fludrocortisone are both useful in replacing deficient adrenal cortex hormones.