Cells and Human Body Vocabulary

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Across
  1. 2. where oxygen enters your body
  2. 4. to make more organisms of one's own kind
  3. 5. breaks down food into smaller pieces
  4. 7. moves nerve impulses to and from the brain
  5. 11. a basic unit of life
  6. 13. the system that provides our body frame (bones)
  7. 15. a tube that connects the larynx to the lungs
  8. 17. transports blood throughout the body
  9. 18. an organism with many cells
  10. 20. the pathway that connects the throat to the stomach
  11. 21. the system that absorbs food into the body (esophagus, intestines, stomach, mouth)
  12. 23. where digestion begins
  13. 24. control center of the body
  14. 25. work with the skeletal system to allow movement
  15. 26. sends and receives messages between parts of the body and the brain
  16. 27. the body system that controls all the other body systems (brain, nerves, spinal cord)
Down
  1. 1. tubes that absorb nutrients and water
  2. 3. a pair of organs that help us to breathe
  3. 6. the system that takes in oxygen and gives off carbon dioxide (lungs, trachea, nose)
  4. 8. the system that circulates blood through the body (blood, heart, vessels)
  5. 9. a collection of tissues that has a specific function
  6. 10. hard tissue in the body that gives it structure and support
  7. 12. liquid that circulates through the body carrying oxygen and nutrients and eliminating carbon dioxide and other waste
  8. 14. an animal, plant, or single-celled life form
  9. 16. an organ that pumps blood through the body (circulatory system)
  10. 18. a system that allows us to move (muscles)
  11. 19. a group of cells that does a specific job
  12. 22. a group of parts that work together