Health Review 1

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Across
  1. 3. wasting away of the muscle through lack of use
  2. 9. also known as high blood pressure
  3. 13. the higher blood pressure; occurs during contraction of the ventricles
  4. 14. a cardiovascular condition "hardening of the arteries"
  5. 16. the nerve cells of the body
  6. 17. body's largest internal organ
  7. 18. gland that is considered the "master" gland
Down
  1. 1. bands of connective tissue joining bones together
  2. 2. relay signals from the central nervous system to the body
  3. 4. thick bundle of nerves through which the brain communicates with the body
  4. 5. respiratory disorder that causes inflammation of the lungs
  5. 6. cells designed to search and destroy things that are not part of the body
  6. 7. inflammation of the liver
  7. 8. disorder of the endocrine system; body's inability to regulate sugar
  8. 10. circulation or flow of blood from heart to lungs and back to heart
  9. 11. substance that stimulates the immune system to develop an acquired immunity
  10. 12. tumor that shows no tendency to spread in the body
  11. 15. largest part of the brain