Muscular System Vocab

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Across
  1. 3. functional unit of a muscle fiber; shortens during muscle contraction
  2. 7. connective tissue that surrounds each muscle fiber
  3. 8. stabilize the origin of the prime mover
  4. 10. inability to move a muscle due to nerve damage
  5. 11. muscle cell membrane
  6. 13. thick myofilament with a club-shaped head
  7. 16. connective tissue that surrounds each fascicle
  8. 17. muscle that produces the opposite effect of the prime mover on the same bone
Down
  1. 1. bundle of muscle fibers
  2. 2. muscles that stabilize a movement
  3. 4. threadlike proteins in the myofibril; acting & myosin
  4. 5. thin myofilament with myosin binding sites
  5. 6. long, ribbon-like fibers of a muscle cell composed of myofilaments
  6. 9. fibrous connective tissue that attaches muscle to bone
  7. 12. connective tissue that surrounds the entire muscle
  8. 14. muscle attachment to the movable bone; moves towards the origin when muscle is contracted
  9. 15. muscle attachment to immovable bone