AP Ch 20

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Author:
Anonymous
ID:
172985
Filename:
AP Ch 20
Updated:
2012-09-24 11:45:05
Tags:
20
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Description:
Unit 2
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  1. The valve located between the right atrium and the right ventricle is the
         a. aortic semilunar valve
         b. pulmonary semilunar valve
         c. bicuspid valve
         d. tricuspid valve

  2. In response to an elevation in blood pressure, the cardiac control center would attempt to restore homeostasis primarily through
         a. parasympathetic stimuli to the SA node
         b. parasympathetic stimuli to the  ventricular myocardium
         c. sympathetic stimuli to the SA node
         d. sympthetic stimuli to the ventricular myocardium
  3. In normal individuals, about 2/3 of the total mass of the heart is located
         a. on the right side of the thoracic cavity
         b. above the aortic arch
         c. in the right ventricle
         d. on the left side of the thoracic cavity

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