Body Systems Vocabularies

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Across
  1. 4. carries blood to the heat
  2. 6. molecules that fit into enzyme for a reaction
  3. 8. thin vessels that carry blood throughout the body
  4. 11. remove waste
  5. 12. bags that are filled with oxygen when inhaling
  6. 13. carries blood away from the heart
  7. 14. proteins that speed up chemical reactions
Down
  1. 1. filters salt, urea, and excess water from blood
  2. 2. carries oxygen to body cells and carbon dioxide to lungs
  3. 3. tube that carries food from mouth to stomach
  4. 5. filters toxins and dead red blood cells from blood
  5. 7. eliminates germs
  6. 9. a number from 0 to 14; less than 7 means acidic; greater than 7 means basic
  7. 10. the spot where enzyme and substrate fit