The Human Body System

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Across
  1. 2. Muscles that are automatic you don't have to tell your body to move them
  2. 4. A body system that brings air into the body and removes carbon dioxide
  3. 5. A body system that breaks down food into proteins, vitamins, mineral, carbohydrates, and fats
  4. 6. A nervous system that consists of the brain and spinal cord
  5. 7. You decide if you want to move that muscle
  6. 9. involuntary muscles that are located in the stomach and intestines
  7. 11. A body system that is made up of a group of glands that produce hormones
  8. 14. Is made up of bones, ligaments, and tendons
  9. 15. Fatty tissue that produces red blood cells
Down
  1. 1. A response that physically prevents threatening substances from entering the body
  2. 3. A system that allows humans to produce children
  3. 8. The body system that filters out organisms that causes diseases
  4. 10. A system is made up of tissues that work with the skeletal system
  5. 12. Muscles that are only found in the heart
  6. 13. A system that is your body's defense against infections and diseases