Chapter 8- Heart/vessels

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Across
  1. 8. refers to the amount of pressure in the arteries while the heart is resting in between heartbeats
  2. 9. thick layer of cardiac muscle
  3. 11. amount of pressure experienced by the arteries while the heart is beating
  4. 14. defect in arterial wall
  5. 15. deoxygenated side of heart
  6. 17. is one of the most important regulated variables in the body
  7. 18. oxygenated side of heart
Down
  1. 1. fibrous sac that surrounds the heart
  2. 2. carry blood away from the heart
  3. 3. exchange solutes, water, and gases with cells of the body
  4. 4. tracks electrical activity of the heart
  5. 5. maintains blood volune, returns excess fluid to circulatory system
  6. 6. small mass of cardiac cells
  7. 7. mycardial infraction
  8. 10. return blood to the heart
  9. 12. pump composed entirely of living cells and cellular materials
  10. 13. may be a sign of a defective valve
  11. 16. low blood pressure