Human Body

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Across
  1. 5. tiny finger-shaped structures
  2. 6. tiny sacs of lung tissue
  3. 7. an organ that exchanges oxygen and carbon dioxide with the blood
  4. 9. System transports oxygen, waste, and nutrients around the body.
  5. 10. The basic unit of structure and function in living things
  6. 12. Intestine absorbs water
  7. 13. where digestion begins
  8. 15. System group of organs that work together to perform a specific function
Down
  1. 1. Intestine absorbs nutrients
  2. 2. System breaks down food into smaller molecules.
  3. 3. filters waste from the blood
  4. 4. a group of similar cells that perform the same function.
  5. 8. large muscular sac that continues the mechanical and chemical digestion of food
  6. 11. Blood Cell blood cells that carry oxygen from the lungs
  7. 14. a collection of tissues