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【单选题】
的利率决定理论认为利率取决于（）A.
平均利润率
B.
储蓄
C.
投资
D.
货币供求关系
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反馈参考答案：
举一反三
【简答题】城市设计的对象范围大致分为三个层次 、 、 。
【单选题】When magnesium sulfate is administered to a client in labor, its action occurs at which of the following sites
A.
Neural-muscular junctions.
B.
Distal renal tubules.
C.
Central nervous system (CNS).
D.
Myocardial fibers.
【单选题】A student carries out an experiment to prepare pure magnesium sulfate crystals. The diagram shows the first stage of the preparation. He adds magnesium carbonate until no more reacts. Which process sh...
A.
crystallisation
B.
evaporation
C.
filtration
D.
neutralisation
【简答题】Magnesium sulfate口服可用于导泻和______，而注射给药可用于治疗______和高血压危象。
【多选题】M-244. A client at 35 weeks gestation is admitted to the labor and delivery unit for severe pre-eclampsia. She is started on IV magnesium sulfate for seizure prophylaxis. Which of the following signs ...
A.
0/4 patellar reflex
B.
Blood pressure of 156/84 mm Hg
C.
Client voiding 600 mL in 8 hours
D.
Respirations of 10/min
E.
Serum magnesium level of 8.0 mEq/L (4 mmol/L)
【单选题】Magnesium sulfate relaxes muscles because:
A.
Inhibition of the spinal cord
B.
Inhibitory network
C.
Inhibit motor areas in the brain
D.
Compete with Ca2+ ， interferes with Ach release
E.
Direct inhibition of the N2 receptor
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