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标题: [求助]求教prep cr1 70题 [打印本页]

作者: sysxy1987    时间: 2009-9-18 11:04
标题: [求助]求教prep cr1 70题

According to a review of 61 studies of patients suffering from severely debilitating depression, a large majority of the patients reported that missing a night's sleep immediately lifted their depression.  Yet sleep-deprivation is not used to treat depression even though the conventional treatments, which use drugs and electric shocks, often have serious side effects.

Which of the following, if true, best explains the fact that sleep-deprivation is not used as a treatment for depression?

(A) For a small percentage of depressed patients, missing a night's sleep induces a temporary sense of euphoria.

(B) Keeping depressed patients awake is more difficult than keeping awake people who are not depressed.

(C) Prolonged loss of sleep can lead to temporary impairment of judgment comparable to that induced by consuming several ounces of alcohol.

(D) The dramatic shifts in mood connected with sleep and wakefulness have not been traced to particular changes in brain chemistry.

(E) Depression returns in full force as soon as the patient sleeps for even a few minutes.

请牛人解答,万分感谢!


[此贴子已经被作者于2009/9/18 11:04:29编辑过]

作者: sysxy1987    时间: 2009-9-18 19:16

没人回复啊,自己顶起来!


作者: 月夜圣童    时间: 2009-9-19 00:47

不知道你哪的问题,题目应该看懂了吧?题中患者说一夜不睡能缓解depression,但医生却不建议采用,问为什么?所以要找是否睡觉和depression的关系,即考虑是否睡觉引起其他不良反应,句末的side effects也提示了应该从哪入手,其实这个题排除不难做的,除了E其他明显无关吧~






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