Muscular System Vocab

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Across
  1. 2. Muscle tissue attached to bones, voluntary and striated, has multiple nuclei
  2. 4. One end of the muscle where it attaches to bone, the distal end of the muscle
  3. 6. Muscles that we can consciously move
  4. 10. A microscopic section of a muscle
  5. 12. Muscle tissue found in the heart, involuntary and striated, has extra mitochondria
  6. 14. The muscle that is relaxing
  7. 15. Muscles that move unconsciously
  8. 17. Small arms on the myosin filaments that reach across and temporarily bind to actin to contract the muscle
  9. 19. Striped appearance
Down
  1. 1. An increase in muscle mass
  2. 2. A muscle that helps to stabilize a joint during movement
  3. 3. The muscle that is contracting
  4. 5. A covering that surrounds and separates skeletal muscles
  5. 7. Muscle tissue found in the digestive system and blood vessels, non-striated and involuntary, flat cells with large nuclei
  6. 8. Binds muscles to bone
  7. 9. Thick protein filaments that remain in place during muscle contraction
  8. 11. Thin protein filaments that are pulled by myosin heads toward the center of a sarcomere during muscle contraction
  9. 13. Bind bone to bone, avascular (no blood supply)
  10. 16. Muscles that move in opposition to each other
  11. 18. One end of the muscle where it attaches to the bone, the proximal end of the muscle
  12. 20. A decrease in muscle mass