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问题 单项选择题 A1型题

使用治疗量γ放射性药物的病人床边多大范围内应划为临时控制区（）。

A.0.5m

B.1.0m

C.1.5m

D.2.0m

E.3.0m

答案

参考答案：C

单项选择题

A child with leukemia presents with peteehiae; gums, lips, and nose that bleed easily; and bruising on various parts of her body. Which of the following laboratory test results would the nurse correlate with these findings

A. Platelet count of 80×103/mm3.
B. Serum calcium level of 5 mg/dL.
C. Fibrinogen level of 75 mg/dL.
D. Partial thromboplastin time (PTT) of 38 seconds.
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单项选择题

对不会引起健康危害，但由于其他原因需要收回的应为（）

A.一级召回

B.二级召回

C.三级召回

D.四级召回
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