Joints and Muscles

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Across
  1. 4. ________ cartilage allows friction-free joint movement
  2. 7. Groups of muscle fibers
  3. 10. Most numerous and versatile joints in the body
  4. 13. Suture joints of the skull are this type
  5. 15. Factor that affects strength of muscle contraction
  6. 17. Connective tissue surrounding the whole muscle
  7. 18. Joint where bones are joined by cartilage
  8. 19. Connective tissue surrounding each muscle fiber
  9. 20. T-tubules carry ________ impulses deep into muscle cells
  10. 21. Joint that is more mobile than stable
  11. 22. Brachialis role during forearm extension
  12. 23. Units of muscle contraction
  13. 25. Mineral required for muscle contraction
Down
  1. 1. Synovial joint with widest range of motion (3 words no spaces)
  2. 2. Location of the rotator cuff
  3. 3. Cells found in synovial fluid
  4. 5. Gradual increase in contraction strength with repeated stimulation
  5. 6. Connective tissue enclosing a synovial joint cavity is the joint ________.
  6. 8. Muscle shrinkage due to disuse
  7. 9. Neuron and fibers it innervates (2 words no space)
  8. 11. Another name for skeletal muscle
  9. 12. Triceps role during forearm extension (2 words no space)
  10. 14. Normal resting state of skeletal muscle tetanus
  11. 16. Least mobile synovial joint type
  12. 24. Osteoarthritis involves degeneration of this cartilage