Unit 2.2 Review

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Across
  1. 4. breaks down excess fats
  2. 9. protein that carries iron
  3. 10. regulate growth, metabolism, development, et cetera
  4. 12. abbreviation for the part of the nervous system that contains the brain and spinal cord
  5. 13. clot up to prevent blood loss
  6. 15. fight infection
  7. 19. exhaled gas
  8. 20. part of the lung lined with capillaries that exchanges oxygen and carbon dioxide in the bloodstream
Down
  1. 1. system that exchanges gases in and out of the bloodstream through breathing
  2. 2. the cerebrum is divided into two ____
  3. 3. structures that filter waste in the kidneys
  4. 5. inhaled gas
  5. 6. prevents food from entering the lungs
  6. 7. process of the esophagus pushing food to the stomach
  7. 8. windpipe
  8. 11. tiny blood vessels that allow for gas and nutrient transfer in the bloodstream
  9. 14. passageway for food to the stomach
  10. 16. part of the brain that connects the brain to the spinal cord
  11. 17. largest part of the brain
  12. 18. type of digestion done by physically breaking down food