• 2022-06-10
    From the fourth paragraph we learn that ______
    A: heart attacks are more likely caused by alcohol than stroke
    B: moderate drinking discourages blood platelets from clotting
    C: boosting the levels of good cholesterol can lead to heart attacks
    D: moderate drinking protects people by making the blood cell clump
  • D

    内容

    • 0

      3. According to the passage, one of the first expected benefits from cloning technology may be in ______ ______. A: the treatment of heart attacks B: the bearing of babies C: the cure of blood diseases D: the detection of gene-related diseases

    • 1

      Where do the clots come from? Blood flow slow down. A sudden change in heart rhythm leads the upper chambers to contract abnormally. Platelets, clotting factors, and fibrin stick together. The clot can be carried up towards the arteries and blood vessels supplying the brain until getting to one it can't squeeze through. A: ①②③④ B: ②①③④ C: ②③①④ D: ①③④②

    • 2

      All of the following are the well-established modifiable risk factors of coronary heart disease EXCEPT () A: Cigarette smoking B: Drinking beverages C: High blood pressure D: Elevated Serum Cholesterol level

    • 3

      Drinking too much can increase the risk of developing high blood pressure, which can cause heart attack. ( ) A: on turn B: turn into C: in turn D: by turns

    • 4

      Which of the blood vessels conduct blood away from the ventricles of the heart and lead to the capillaries? A: arteries and veins B: arterioles and venules C: arteries and venules D: arteries and arterioles