Body Systems and Homeostasis

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Across
  1. 2. The network of nerve cells and fibers which transmits nerve impulses between parts of the body
  2. 4. A self-regulating process by which biological systems maintain stability
  3. 6. The glands and organs that make hormones and release them directly into the blood so they can travel to tissues and organs all over the body
  4. 8. The diminution of an effect by its own influence on the process giving rise to it
  5. 12. The network of organs and tissues that help you breathe
  6. 14. An organ that makes one or more substances, such as hormones
  7. 18. The body's support structure
  8. 19. A regulatory substance produced in an organism and transported in tissue fluids, such as blood
  9. 20. Using certain enzymes to break down nutrients
Down
  1. 1. An organ system consisting of skeletal, smooth, and cardiac muscle
  2. 3. The mechanical breakdown of food
  3. 5. feedback The enhancement or amplification of an effect by its own influence on the process that gives rise to it
  4. 7. Blood vessels that carry oxygen-poor blood to your heart
  5. 9. A blood vessel that carries blood from the heart to tissues and organs in the body
  6. 10. The system that circulates blood and lymph through the body
  7. 11. A self-regulating process by which a living organism can maintain internal stability while adjusting to changing external conditions
  8. 13. Delicate blood vessels that exist throughout your body
  9. 15. The organs that take in food and liquids and break them down into Substances
  10. 16. Large multinucleated cells whose most obvious histological feature is cross-striations
  11. 17. An occurrence where the output of a system amplifies the system or inhibits the system