Body system and homeostasis

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Across
  1. 4. the tissue, glands, and organs involve producing offspring
  2. 5. cells that have the special ability to shorten to produce movement of the body parts
  3. 8. system that contains the heart and blood vessels
  4. 10. composed of specialized cells called muscle fibers
  5. 11. a change in a given direction causes additional change in the same direction
  6. 13. smallest type of blood vessel
  7. 15. associated with breathing or gas exchange
  8. 17. blood vessels that return deoxygenated blood from organs to heart
  9. 18. blood vessels that carry blood from the heart to tissue and organs in the body
  10. 19. an organ that makes more substances, such as hormones, sweat, tears & saliva
  11. 20. organs that facilitate the removal of nitrogenous wastes from the body
Down
  1. 1. part of a system in which some portion of the system's output is used as input for future operations
  2. 2. process of breaking down large foods into smaller pieces
  3. 3. the ability of an organism to deal with the consequences of a disruption
  4. 6. made up of the brain and spinal cord
  5. 7. consist of a single muscle cell
  6. 9. balance of body systems needed for the body to survive and function
  7. 12. a complex network of glands and organs
  8. 14. body's central framework
  9. 16. substances made by glands in the body