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发布时间:2023-10-16 20:15:29

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As heart disease continues to be the number-one killer in the United States, researchers have become increasingly interested in identifying the potential risk factors that trigger heart attacks. High-fat diets and "life in the fast track" have long been known to contribute to the high incidence of heart failure. But according to new studies, the list of risk factors may be significantly longer and quite surprising.
Heart failure, for example, appears to have seasonal and temporal patterns. A higher percentage of heart attacks occur in cold weather, and more people experience heart failure on Monday than on any other day of the week. In addition, people are more susceptible to heart attacks in the first few hours after waking. Cardiologists first observed this morning phenomenon in the mid-1980, and have since discovered a number of possible causes. An early-morning rise in blood pressure, heart rate, and concentration of heart stimulating hormones, plus a
A. We now fully understand how risk factors trigger heart attacks.
B. We recently began to study how risk factors trigger heart attacks.
C. We have not identified many risk factors associated with heart attacks.
D. We do not fully understand how risk factors trigger heart attacks.

更多"As heart disease continues to be th"的相关试题:

[单项选择]

As heart disease continues to be the number-one killer in the United States, researchers have become increasingly interested in identifying the potential risk factors that trigger heart attacks. High-fat diets and "life in the fast track" have long been known to contribute to the high incidence of heart failure. But according to new studies, the list of risk factors may be significantly longer and quite surprising.
Heart failure, for example, appears to have seasonal and temporal patterns. A higher percentage of heart attacks occur in cold weather, and more people experience heart failure on Monday than on any other day of the week. In addition, people are more susceptible to heart attacks in the first few hours after waking. Cardiologists first observed this morning phenomenon in the mid-1980, and have since discovered a number of possible causes. An early-morning rise in blood pressure, heart rate, and concentration of heart stimulating hormones, plus a
A. aware of
B. affected by
C. accustomed
D. prone to

[单项选择]Two thirds of the sufferers of the disease were killed.
A. patients
B. spreaders
C. fans
D. pioneers
[单项选择]Why is heart disease the most dangerous killer in the United States


[单项选择]Why do people of heart disease often feel uncomfortable while taking a flight


A. Because low pressure can cause the air in body cavities to expand.
B. Because medical devices implanted in their bodies expand.
C. Because they tend to sit too long in a cramped position.
D. Because the amount of oxygen flowing through their blood vessels is reduced and thus causing chest pains.
[单项选择]The number of deaths from heart disease will be reduced greatly if people()to eat more fruit and vegetables.
A. persuade
B. will persuade
C. be persuaded
D. are persuaded
[单项选择]The risk of heart disease mothers run with the additional birth of every new child is______ higher than that suffered by fathers.


A. by 30%
B. by 12%
C. by 18%
D. by 42%
[单项选择]The best time to take medicine for heart disease patients is ______.


A. at noon
B. at night
C. in the morning
D. in the afternoon
[单项选择]Cancer is second only () heart disease as a cause of death.
A. of
B. to
C. with
D. from

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