男性，25岁，因左上腹疼痛伴恶心、呕吐 12h来院就诊。病人自述于昨晚会餐饮酒，午夜

1NF消除【 】依赖，即规范化为2NF；2NF消除依赖非主属性对码的传递函数，即规范化为3NF。

健康小儿能抬头，头随看到的物品或听到的声音转动，最可能的月龄是（）

A.2个月

B.3个月

C.4个月

D.5个月

E.6个月

An analyst does research about redeemed bonds. A company issues bonds at a discount, and reports their amortized historical cost. The company redeems the bonds before maturity, when they are trading at a premium. Which of the following statements is most accurate（）

A. Bonds payable is reduced by the amount of the bonds' market value.

B. Bonds payable is increased by the amount of the bonds' face value.

C. Bonds payable is reduced by the amount of the bonds' carrying value.

交感缩血管神经节后纤维释放的递质是______

A．去甲肾上腺素
B．肾上腺素
C．乙酰胆碱
D．血管紧张素
E．抗利尿激素