Alcohol and Physics (all very seriously, no kidding ..)

Discussion in 'Science' started by Selivan, Jun 29, 2016.

  1. Selivan

    Selivan Banned

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    Guys, imagine ...

    ==========================================
    1. As we know from medicine ..
    Cognac (brandy) dilates blood vessels of human ..
    If you have high blood pressure (high blood pressure), the medicine recommends drinking a little skate ...
    Then the vessels dilate and blood pressure is reduced ..
    - The pressure increases when the section reduce ...
    -------------------------------------------------- ----------------------------------
    2. As we know from physics (Bernoulli's law) ..
    when the movement of fluids through the vessels:
    - The pressure increases when the section increase ...

    -----------------------------------
    Horrible...
    We need doctors and physicists shoot ...
    They are deceiving us ...

    ================================================
    Or...
    it is necessary to know the physics?

    Who is right: medicine or physics? or both are right?
    Explain ...

    I'm waiting for the correct answer ..

    Selivan

    :mrgreen:
     
  2. waltky

    waltky Well-Known Member

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    Granny says, "Dat's right - dey ain't tellin' the whole story...
    [​IMG]
    Alcohol Industry Accused of Misleading Public Over Cancer Risk
    September 07,`17 — Scientists have accused the alcohol industry of misleading the public over the link between alcohol and cancer.
    See also:

    Alcohol Increases, Exercise Decreases Breast Cancer Risk
    May 23, 2017 - One of the largest cancer prevention studies of its kind to date reached a sobering conclusion. Just one alcoholic drink per day can increase the risk of breast cancer in women. But researchers also concluded there are things women can do to decrease their risk of breast cancer.
     
    Last edited: Sep 12, 2017
  3. CourtJester

    CourtJester Well-Known Member

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    Number 2 is incorrect. This is Bernoulli's Law.

    In fluid dynamics, Bernoulli's principle states that an increase in the speed of a fluid occurs simultaneously with a decrease in pressure or a decrease in the fluid's potential energy. The principle is named after Daniel Bernoulli who published it in his book Hydrodynamica in 1738.

    In other words is the vessel dilates the pressure decreases and the flow increases.
     

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