题型：任务型阅读 题类：模拟题 难易度：普通
河南省2018届高三英语4月毕业班高考适应性考试试卷
A new study suggests that the timing of a wound affects the speed at which it heals(愈合). Wounds suffered during the day heal around 60 percent faster than those at night.
The study showed how the body's circadian rhythm(昼夜节律) controlled the healing of wounds It tells our bodies when to wake up, eat and sleep in a cycle—a series of activities that repeat themselves day after day
In the study, researchers found that skin cells moved faster to repair wounds suffered during the day. Their findings were published in the journal Science Transnational Medicine.
The researchers examined cells, mice, and burn injury databasesNight-time burns—burns suffered between 8 o'clock at night and 8 o' clock the next morning—were 95percent healed after an average of 28 days.
But after an average of 17 days, daytime burns-burns suffered between 8 o'clock in the morning and 8 o'clock at night—were 95 percent healed
Wounds are very costly to treatIn Britain's National Health Services, for example, such services cost around $6.56 billion per year. Experts say the high costs result, in part, from a lack of drugs that speed up the closure of wounds.
A. Each cycle lasts about 24 hours.
B. The circadian rhythm is like a clock or timer.
C. Specifically their investigation found the following information:
D. The new study's findings could help scientists develop better drugs.
E. In other words, nigh-time injuries took an average of 11days longer to heal
F. Worldwide, billions of dollars are spent every year on wound-treatment services.
G. That's what a group of researchers from a university in Canada recently published.
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