Human Disease Unit 3 Crossword

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Across
  1. 2. membrane surrounding the heart
  2. 5. the thin innermost layer of the heart
  3. 7. uses xray imaging to see blood vessels
  4. 10. coughing up blood
  5. 11. part of the stethoscope which makes lower pitched sounds audible
  6. 12. blue coloring of the skin from poor circulation or improper oxygenation
  7. 17. uses high frequency sound waves to see blood flow in blood vessels
  8. 19. mixture of saliva and mucus
  9. 21. plaque buildup in the arteries resulting in improper amount of oxygen
  10. 22. abnormally low levels of oxygen in the blood
  11. 23. protective outer layer on nerves
  12. 24. inabilty to sleep or stay asleep
Down
  1. 1. thin outer layer of the heart
  2. 3. inflammation of the fluid and membranes surrounding the brain
  3. 4. habit responsible for some preventable lung diseases and cancers
  4. 6. number of valves in the heart
  5. 7. progressive memory loss disease
  6. 8. preventable chronic inflammatory disease which obstructs airflow into the lungs
  7. 9. disease where the nerve's protective sheath is attacked by the immune system
  8. 13. thick middle layer of the heart
  9. 14. chest pain because the heart does not get enough oxygen
  10. 15. difficult or labored breathing
  11. 16. included under COPD, irreversible damage to the alveoli which is easily preventable
  12. 18. second lower value in blood pressure reading
  13. 20. number of layers of the heart