单选题
1分
When magnesium sulfate is administered to a client in labor, its action occurs at which of the follo...
When magnesium sulfate is administered to a client in labor, its action occurs at which of the following sites?
参考答案: A
参考解析: Because magnesium has chemical properties similar to those of calcium, it will assume the role of calcium at the neural muscular junction. It doesn't act on the distal renal tubules, CNS, or myocardial fibers.