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Home Q & A Board Laboratory Help Upper-Year Courses
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berfrye berfrye
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13 years ago

someone kindly answer these two please


1.  Blood pressure increases with all of the following, except? 
      a.  increased cardiac output
      b.  peripheral resistance
      c.  blood volume
      d.  parasympathetic stimulation
      e.  force of cardiac contraction

2. Blood moves forward through veins by all of the following, except?
      a.   pressure in veins is lower than in arteries
      b.   contraction-relaxation pumping & pulsation of smooth muscle in walls  of veins
      c.   with the aid of the thoraco-abdominal (thoracic)pump
      d.   valves in veins prevent backflow of blood
      e.   aid of contraction of skeletal muscle
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bio_manbio_man
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13 years ago
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berfrye Author
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#2
13 years ago
thnks for the help!
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