Are the semilunar valves closed or opened are the atria


  1. Mary is examining a heart. Mary notices that the AV valves are closed and the ventricles are contracted. Based on this information answer the following questions. Be sure to number your answers. 
  2. Are the semilunar valves closed or opened? 
  3. Are the atria contracted or relaxed?
  4. Which phase of the cardiac cycle is the heart in?
  5. In which chambers is blood being pumped from? 
  6. Where is the blood being pumped to? 
  7. In which chambers is the blood flowing into? 
  8. Where is the blood flowing from?

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Biology: Are the semilunar valves closed or opened are the atria
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