Muscular Unit Crossword - Matthew JUarez

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Across
  1. 2. Smaller fibers within each muscle fiber
  2. 4. Filament in skeletal muscle that acts like the soft side of velcro
  3. 5. Membrane that surrounds muscle
  4. 6. Boundary between sarcomeres
  5. 9. Muscles become small and weak due to disuse
  6. 11. Produced by cellular respiration which occurs in the mitochondria
  7. 13. Plasma membrane of muscle fibers
  8. 18. The neurotransmitter that crosses the synaptic gap and causes muscle contraction
  9. 20. Membrane that surrounds each muscle fiber
  10. 21. Gap between the neuron and motor end plate
Down
  1. 1. Enzyme that breaks down ACH
  2. 3. The movable end of the muscle
  3. 7. What is another name of Cardiac muscle
  4. 8. Organized muscle fibers inside skeletal muscle
  5. 10. The immovable end of the muscle
  6. 12. Membrane that surrounds fascicles
  7. 14. Functional unit within a muscle fiber
  8. 15. What are heart muscles called
  9. 16. Where thick and thin filaments overlap
  10. 17. Specialized grouping of cells that act as the pacemaker of our hearts
  11. 19. Filament in skeletal muscle that acts like the hard side of velcro