human

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Across
  1. 3. - A hard, dense tissue that forms the skeletal system and supports the body
  2. 5. - Organs responsible for respiration, taking in oxygen and releasing carbon dioxide
  3. 7. - A muscular sac that breaks down food through mechanical and chemical digestion
  4. 8. - The body's largest organ, serving as a protective barrier and regulating temperature
  5. 10. - An organ that filters waste products from the blood and produces urine
  6. 12. - A long tube that absorbs nutrients and water from digested food
  7. 13. - A tissue that contracts and relaxes to produce movement
Down
  1. 1. - An organ that produces insulin and other digestive enzymes
  2. 2. - A muscular organ that pumps blood throughout the body
  3. 3. - The body's control center for functions such as movement, sensation, and thought
  4. 4. - An organ that stores urine until it is eliminated from the body
  5. 6. - A muscular tube that connects the mouth and nose to the digestive and respiratory systems
  6. 8. - An organ that filters blood and plays a role in immune function
  7. 9. - An organ that detoxifies chemicals and metabolizes drugs, produces bile for digestion
  8. 11. - A bundle of fibers that transmits signals between the brain and body