問題詳情

One of the strangest findings to emerge from the world of obesity science lately isthat people who sleep less tend to weigh more. But until recently, we have beenstifling our yawns and _____16_____ our heads about why: Does lack of sleep alter ourbiology? Or does it affect our eating behavior? Now two reports _____17_____ the answer isboth.Both studies used functional MRI to _____18_____ brain activation as their subjects viewedfood pictures—analogous to the subjects’ _____19_____ bombarded with a stream ofMcMuffin ads after a long night of working (or partying). Each study _____20_____ that sleeploss caused areas within a key motivation network, including the striatum andanterior cingulate cortex, to go into overdrive at the mere sight of food. The samecircuit perks up when addicts view images of their substance of choice.(adapted from http://www.scientificamerican.com/article.cfm?id=tired-watch-what-you-eat)
16.
(A) hitting
(B) nodding
(C) scratching
(D) losing

參考答案

答案：C
難度：適中0.696078
統計：A(2),B(24),C(71),D(0),E(0)

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