Muscular System

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Across
  1. 2. What percentage of muscle mass is lost at age 70 and older?
  2. 7. Ion which is a higher concentration outside of the muscle cell
  3. 8. Inflammation of the tendon
  4. 9. This is what happens to a muscle if it is not used
  5. 11. Muscles that move a limb away from the body
  6. 12. Individual bundle of muscle cells
  7. 16. Flat wide tendon
  8. 17. Muscle used for breathing
  9. 18. Muscle that is striated and multinucleated
  10. 19. Attaches to troponin to become activated myosin
Down
  1. 1. Thick filaments of protein
  2. 3. Thin filaments of protein
  3. 4. A source of high energy ATP
  4. 5. Muscle found in the digestive system and blood vessels
  5. 6. Neurotransmitter
  6. 10. Name the acid formed from pyruvic acid when oxygen is not available
  7. 13. Coarse connective tissue that surrounds the whole muscle
  8. 14. The frontalis muscle does this to your forehead
  9. 15. Muscle that is uninucleated and striated