IB sports Science topic A crossword

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Across
  1. 2. sends signals to the muscles to make them move
  2. 3. controls the autonomic system
  3. 10. diaphragm relaxes (moves up)
  4. 12. hearts natural pacemaker
  5. 13. manages involuntary movements
  6. 14. transmits signals from the AV node to ventricals
  7. 15. response enhances the initial change
  8. 18. for long term exercise
  9. 20. is breathed in while CO2 is breathed out
  10. 22. short term energy, stores 17 KJ per gram
  11. 24. maximal oxygen consumption
  12. 26. secretes insulin and glucagon
  13. 28. fiber, vitamins, minerals
  14. 29. for high intesity exercise
  15. 31. detects changes in the internal or external envirnment
Down
  1. 1. maintenance of a stable internal envirnment
  2. 4. 3 fatty acids with one glycerol
  3. 5. for short burst of energy
  4. 6. realsed when blood glucose is high
  5. 7. how the hormones travel through the body
  6. 8. diaphragm contracts (moves down)
  7. 9. released when blood glucose is low
  8. 11. part of nervous system that includes brain and spinal cord
  9. 16. regulates all biological processes in the body
  10. 17. distribute electrical signals to ventricals
  11. 19. delays electrical signal so atria can contract before ventricals
  12. 21. carbs,proteins, and lipids
  13. 23. manages voluntary movements
  14. 25. repairs muscles and is emergency energy storage, 4 KJ per gram
  15. 27. long term energy storage, 37 KJ per gram
  16. 30. response counteracts the initial change