It is not known yet if the rate of cell turnover in diseased hearts

试卷相关题目

• 1Chronic heart failure is attributed to

  A.the dying heart cells

  B.the effect of pharmceutical

  C.the weight of a patient

  D.the life span of a person

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• 2In people in their mid-70s, only 0. 45 percent of cardiomyocytes _ .

  A.are still functional

  B.are reduced each year

  C.are replaced each year

  D.are damaged each year

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• 3The finding could prove to be useful to

  A.the analysis of cardiac cells

  B.the prevention of chronic diseases

  C.the treatment of heart disease

  D.the study of longstanding mysteries

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• 4The human heart stops producing cardiac cells

  A.when a person becomes old

  B.as soon as a person gets sick

  C.immediately after a person is born

  D.once a person dies

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• 5Obesity and alcohol consumption may also lead to some other diseases.

  A.Right

  B.Wrong

  C.Not mentioned

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• 6The body of the Iceman was found in the mountains mainly because

  A.the melted ice made him visible

  B.two Germans were climbing the mountains

  C.he was lying on the ice

  D.he was just on a mountain pass

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• 7What can be inferred from paragraph 2、

  A.The Iceman was killed while working.

  B.The Iceman lived a poor life.

  C.The Iceman could have died from the wound in the hea

  D.D.The Iceman was struck dead from behind.

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• 8All the following are assumptions once made about the Iceman EXCEPT .

  A.he was a soldier in World War I

  B.he was a Swiss woman's long-lost father

  C.he was born about a thousand years ago

  D.he came from Italy

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• 9The scientists made the deduction that the Iceman '

  A.was hit in the shoulder by an arrowhead .

  B.was probably in some kind of a battle

  C.had got a wound on the back of his head

  D.had a tiny hole in his skin causing his death

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• 10The word"bandits" in paragraph 4 could be best replaced by

  A.robbers

  B.soldiers

  C.hunters

  D.shooters

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