Muscular System: Anatomy and Physiology

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Across
  1. 4. type of muscle that is found in the walls of hollow organs
  2. 6. attaches to bones or skin
  3. 9. responsible for the striations; come in a dark and light form
  4. 10. provides the "go" signal for contraction and is stored in the SR
  5. 11. chains of contractile units made up of myofibrils
  6. 12. allows for cell-cell communication in cardiac muscle
  7. 14. wraps a bundle of fasicles
  8. 16. means having many nuclei per cell
  9. 18. means "around"
  10. 19. means "striped"
  11. 21. composes the thin filaments
  12. 22. both cardiac and smooth muscle exhibit this type of control
  13. 23. the characteristic shape of a smooth muscle cell
Down
  1. 1. there are two types of these in each sarcomere
  2. 2. the special name for a muscle cell's plasma membrane
  3. 3. a bundle of fibers
  4. 5. connects muscle to bone
  5. 7. wraps a single muscle fiber
  6. 8. specialized smooth endoplasmic reticulum
  7. 13. where cardiac muscle is found
  8. 15. composes the thick filaments
  9. 17. the outermost connective tissue layer covering the muscle body
  10. 20. generated by muscle activity