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问题 选择题

下面关于下丘脑功能的叙述，正确的是

①寒冷刺激使下丘脑分泌促甲状腺激素，促进甲状腺的活动来调节体温 ②大量出汗后，下丘脑分泌的抗利尿激素增加 ③下丘脑是体温调节的高级中枢，产生冷觉和热觉 ④下丘脑与生物的节律控制有关 ⑤内环境渗透压的增高，使下丘脑某部位产生的神经冲动传至大脑皮层产生渴觉[ ]

A．①②③

B．②③④

C．②④⑤

D．①④⑤

答案

答案：C

单项选择题

为感染性休克病人迅速纠正血容量不足时，下列各组液体中，首选的是（）

A.以平衡盐溶液为主，配合适量血浆和全血

B.以胶体溶液为主

C.等张生理盐水加代血浆

D.葡萄糖溶液加代血浆

E.全血配合葡萄糖
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单项选择题

An instruction is made up of operations that (68) the function to be performed and operands that represent the data to be operated on. For example, if an instruction is to perform the operation of (69) two numbers, it must know (70) the two numbers are. The processor’s job is to (71) instructions and operands from memory and to perform each operation. Having done that, it signals memory to send it (72) instruction.

A．when

B．where

C．who

D．which
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