Human Body System for 5th Grade

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Across
  1. 3. Tube that carries air to your lungs
  2. 4. The largest bone in your leg
  3. 6. The process of breaking down food
  4. 8. Organ that breaks down food
  5. 9. Organs where oxygen enters your blood
  6. 11. The system that helps you breathe
  7. 12. Tube that carries food from your mouth to your stomach
Down
  1. 1. Tubes in your digestive system
  2. 2. Blood vessels that carry blood away from the heart
  3. 5. Tissues that help your body move
  4. 7. Organ that controls your thoughts and movements
  5. 10. Cells that send messages throughout your body