Muscles crossword puzzle

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Across
  1. 4. tiny rod like organelles inside muscle cells
  2. 7. dome shaped muscular sheet located at base of the chest
  3. 8. iron and oxygen binding protien found in muscle tissue of vertebrates
  4. 11. partial wasting away of a body part tissue or organ
  5. 13. muscle voluntary muscles attached to the bone
  6. 14. highly organized tissue that convert chemical energy to physical work
  7. 15. tough fibrous band of connective tissue that attaches skeletal muscle to bone
Down
  1. 1. simple natural proccess where microorganisms break down carbohydrates into acids or alchohol
  2. 2. protein found in heart muscle cells that help them contract
  3. 3. ions that are essential for muscle contraction
  4. 5. involuntary contractions and relaxation of muscles
  5. 6. the cytoplasm of striated muscle cells
  6. 9. increase in size of skeletal muscle fibres
  7. 10. muscle special involuntary muscle only found in heart
  8. 12. extreme feeling of tiredness and lack of energy
  9. 13. muscle involuntary muscle found in walls of hollow organs