Science Unit Test Studying

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Across
  1. 3. system that includes skin,hair, and nails
  2. 4. contains the nerves of the body
  3. 7. system that releases chemical messengers from glands that regulate homeostasis
  4. 8. carry oxygenated blood from the heart the rest of your body
  5. 9. produces saliva for chemical digestion, enzymes break down food
  6. 14. system that includes the heart and blood vessels
  7. 15. carries blood back to the heart
Down
  1. 1. tissue that covers and protects the underlining tissue
  2. 2. secretes digestive enzymes, regulates insulin for the body
  3. 5. system that supports and protects the body and vital organs
  4. 6. contains the brain and spinal cord
  5. 10. system that fights off pathogens such as bacteria and viruses, keeps the body healthy and disease free
  6. 11. cell that carries electrical messages
  7. 12. where mechanical and chemical digestion occurs
  8. 13. creates bile to break up fats and lipids for digestion