cells and body system

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Across
  1. 3. basic unit of life
  2. 4. large artery carrying blood from the left ventrical to the body
  3. 5. breakdown of large food particles into smaller enzymes
  4. 8. specialized cells of the nervous system that recive and transmit information
  5. 10. living things
  6. 11. purpose or task
  7. 12. growth of tumors which take up space in the lungs making breathing difficult
  8. 13. organisms recation to a stimulus
  9. 15. moves bones
  10. 17. outer covering of a cell that provides strength and support
  11. 18. group of tissues that work together to perform specific functions
  12. 20. physical breakdown of food into small particles
  13. 22. large muscle below the lungs that helps move air in and out of the lungs
  14. 23. disease that causes damge to lung tissue causing shortness of breath
Down
  1. 1. thick-walled blood vessles that take blood away from the heart to the rest of the body
  2. 2. filtering units in the kidneys that remove waste from the blood and create urine
  3. 5. compound that has two or more lenses and a light source
  4. 6. part of an organisms that performs specific tasks
  5. 7. tissue of the brain spinal cord and nerves
  6. 9. disease in which mucus builds up in the bronchi and cause them to become narrower
  7. 14. any change in a organisms enviroment
  8. 15. type of connective tissue found in the bones that produces red blood cells
  9. 16. removal of waste product from the blood that acts as a kidney
  10. 19. group of organs that work together to perform a certin task
  11. 21. waste removal