MUSCLE TISSUE XIA

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Across
  1. 8. Disrupted intercalated discs cause unsynchronised heartbeats, resulting in ____.
  2. 9. Smooth muscle controls blood flow by ____ to change blood vessel size. (Two actions with “OR” between them.)
  3. 10. The protein that forms thick muscle filaments is ____.
Down
  1. 1. Striated, branched cells with 1–2 nuclei and intercalated discs indicate ____ muscle tissue.
  2. 2. Smooth muscle cells are ____ shaped.
  3. 3. The pattern caused by organised sarcomeres in skeletal muscle is called ____.
  4. 4. The long, thread-like structures inside a muscle fiber responsible for contraction are called ____.
  5. 5. The nucleus of a cardiac muscle cell is located ____.
  6. 6. The specialised junction synchronising cardiac contractions is an intercalated ____.
  7. 7. The structure that connects skeletal muscle to bone is a ____.