Science Revision

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Across
  1. 1. chemical breakdown of food
  2. 3. commands your body
  3. 6. pumps blood out at high pressure to the body
  4. 7. delivers nutrients to, and removes waste from anywhere in the body
  5. 8. contains 90% water and the rest is dissolved nutrients
  6. 9. the process of generating energy
  7. 12. filters air
  8. 16. stores urine
  9. 17. the role of this system unnecessary materials from an organism
  10. 20. are a series of muscle contractions that occur in your digestive tract
  11. 21. the stuff the liver produces is stored here
  12. 25. the liver produces this
  13. 29. absorbs nutrients into the blood stream
  14. 30. is the exchange of oxygen and carbon dioxide in the lungs
  15. 31. increases after exercise
  16. 33. circulates blood around the body
  17. 34. stores food and liquids
Down
  1. 2. prevents food from entering our airway
  2. 4. where photosynthesis occurs in plants
  3. 5. profuse bleeding from ruptured blood vessels
  4. 8. produces enzymes
  5. 10. contains DNA
  6. 11. Sever, nick, tear or damage any one of them and you are likely to bleed to death.
  7. 13. carries deoxygenated blood to the heart
  8. 14. is found in gastric acid
  9. 15. is when a part of the heart dies due to the lack of oxygen flowing to that part
  10. 18. filters air
  11. 19. this blood vessel is one cell thick
  12. 20. the process of which a pant undergoes to create energy
  13. 22. where oxygen and carbon dioxide are exchanged
  14. 23. where oxygen enters the blood
  15. 24. help break down cabohydrates
  16. 26. the power house of the cell
  17. 27. are a solid concretion or crystal aggregation formed in the kidneys from dietary minerals in the urine.
  18. 28. a soft muscular tube that moves food from the pharynx to the stomach
  19. 32. is the longest bone in your body