Overview of the muscles

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Across
  1. 3. Smooth muscle does not involve the protein _______
  2. 4. Cells in the cardiac muscle are called
  3. 6. Actin and myosin are arranged in _______
  4. 7. Can be either a single unit or a multi unit
  5. 10. Another name for the thin filament
  6. 12. Calcium binds to _______ during contraction
  7. 13. Skeletal muscle is part of the _______ nervous system input
  8. 15. Smooth muscle layer that runs around the circumference of the organ
  9. 16. Skeletal muscle cells are _______
  10. 18. A key circulating hormone/neurotransmitter which directly influences smooth muscle function
Down
  1. 1. Active myosin is _______
  2. 2. Present in cardiac and some smooth muscles, but not skeletal
  3. 5. Single unit smooth muscles are located in the _______ organs
  4. 7. _______ muscle has voluntary control
  5. 8. Myosin is also known as the _______ filament
  6. 9. Histological appearance of smooth muscle
  7. 11. Dense bodies serve the same purpose as the _______
  8. 14. A key circulating hormone/neurotransmitter which directly influences smooth muscle function
  9. 17. Longitudinal layer of smooth muscle runs _______ to organ's long axis