Anatomy and physiology revision

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Across
  1. 3. initiates the renin-angiotensin-adosterone pathway
  2. 6. cardiac valves open and close based on this
  3. 8. one of the structures in the upper respiratory system
  4. 9. the second phase of urine formation (2 words, no space between word)
  5. 13. main muscle involved in breathing
  6. 16. muscle that contracts during voiding
  7. 17. the inner most covering of the heart
  8. 18. the term used to describe the contraction of the heart muscle
  9. 19. part of the conducting airways that are not involved in gas exchange
  10. 21. blood flow is calculated based on the following way
  11. 22. the structure in the kidney that allows filtration of fluid and small molecules
  12. 23. the transport system of the cardiovascular system
  13. 24. this lung has 3 lobes
Down
  1. 1. these structures contain valves to aid in the return of blood to the heart
  2. 2. considered the functional unit of the kidney
  3. 4. the primary function of the respiratory system (2 words, no space between words)
  4. 5. one of the atrioventricular valves (2 words, no space between)
  5. 7. a hormone that stimulates the bone marrow to produce RBC
  6. 8. this structure secretes a small amount of fluid to reduce friction
  7. 10. where the coronary arteries originate
  8. 11. these stimulate other cardiac muscle cells (2 words, no space between words)
  9. 12. the amount of air moved in and out of the lung with each normal breath (2 words, no space between words)
  10. 14. the urine forming organ
  11. 15. the coronary arteries fill during ....
  12. 20. reduces the surface tension in the alveoli