Colin's Body Systems and Homeostasis crossword Puzzle

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Across
  1. 3. system of our body that controls what we feel
  2. 11. the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
  3. 12. a complex network of glands and organs.
  4. 13. what your body does to keep yourself in survivable conditions
  5. 14. system that controls reproduction
  6. 16. involves the secretions of enzymes throughout your digestive tract.
  7. 17. a substance that effects the way you behave
  8. 18. when food is broken down by processes that are not chemical in origin.
  9. 20. system that allows you to breathe
Down
  1. 1. system used to turn food into energy
  2. 2. single muscle cells
  3. 4. system that rids waste from the body
  4. 5. An organ that makes one or more substances, such as hormones, digestive juices, sweat, tears, saliva, or milk.
  5. 6. any of the muscular-walled tubes forming part of the circulation system by which blood is conveyed from the heart to all parts of the body.
  6. 7. system that consist of the bones in an organisms body
  7. 8. sum of all systems in a human body
  8. 9. any of the tubes forming part of the blood circulation system of the body, carrying in most cases oxygen-depleted blood toward the heart.
  9. 10. combination of cells that have the ability to contract
  10. 15. any of the minute blood vessels that form networks throughout the bodily tissues
  11. 19. the system that circulates blood and lymph through the body,