Body Systems Christmas Puzzle

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Across
  1. 3. Chewing candy canes is this type of digestion
  2. 5. Which body system helps you breathe cold winter air?
  3. 8. Which body system helps Santa lift heavy presents?
  4. 10. Which body system breaks down Christmas cookies for energy?
  5. 11. Structures that perform mechanical digestion in the mouth
  6. 12. Organ where chemical digestion happens using acid
  7. 15. Organ that absorbs nutrients from holiday meals
  8. 19. Which body system supports the body while decorating a Christmas tree?
  9. 20. The body’s ability to stay balanced in cold temperatures
  10. 21. Gas breathed in while playing in cold winter air
  11. 22. What the body gets from digesting Christmas food
Down
  1. 1. Which organ beats faster while opening presents?
  2. 2. Molecules that help chemically break down food after a holiday meal
  3. 4. Which body system helps fight winter sickness?
  4. 6. A trait that helps an organism survive winter conditions
  5. 7. Which organ controls the body during holiday excitement?
  6. 9. Which body system sends signals to move quickly on Christmas morning?
  7. 13. Stomach acid breaking down Christmas cookies is this type of digestion
  8. 14. Which body system pumps blood to keep you warm in winter?
  9. 16. Which body system protects the body from the cold with skin?
  10. 17. Humans breeding dogs for certain traits is an example of this type of selection
  11. 18. Reindeer with thick fur surviving cold winters is an example of this type of selection