bio sf 4 - TheMammalianCardiovascular System:CirculationI

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The Mammalian Cardiovascular  System: Circulation I
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You must have closed toe shoes  on for this exercise – you are  working with Biohazardous  material!
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The Mammalian Heart: The  Basics Four chambers – a  right and left atrium; a  right and left ventricle The  right ventricle  pumps blood through  the  pulmonary  circuit The  left ventricle  pumps blood through  the  systemic circuit
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Before we move on… Why have a circulatory system with 4  chambers? What is the difference between the  pulmonary and systemic circuits? How do they work? What regulates how hard the heart works? 
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Checks and balances in the  heart Atrioventricular (AV)  valves  – prevent  backflow of blood into  the atria when the  ventricles contract The pulmonary and  aortic valves  prevent backflow of  blood into the  ventricles when they  relax
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This note was uploaded on 03/26/2011 for the course BIOLOGY 2107 taught by Professor Said during the Spring '10 term at Georgia State University, Atlanta.

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bio sf 4 - TheMammalianCardiovascular System:CirculationI

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