Body systems

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Across
  1. 2. Type of muscle found in the heart.
  2. 6. sponge looking bone
  3. 8. The exchange of oxygen and carbon dioxide.
  4. 10. The top two chambers are the right and left _.
  5. 12. Largest and most complex part of the brain.
  6. 16. The voice box is also called the _.
  7. 17. what is constantly moving throughout our bodies?
  8. 18. First phase in a complete heartbeat.
Down
  1. 1. type of muscle that are controlled by nervous system.
  2. 2. Contains memory, emotion, and intelligence.
  3. 3. The two airways meet at the _.
  4. 4. The hard, solid outside of the bone.
  5. 5. The _ side of the brain is the most logical side of the brain.
  6. 7. The heart has _ chambers.
  7. 9. The_ and the spinal cord are the central nervous system.
  8. 10. Carry blood away from the heart.
  9. 11. Type of muscle that help with every day movements.
  10. 13. Our cells need _ to survive.
  11. 14. What protects the organs in our bodies?
  12. 15. the body constantly renews and reshapes the bones' living