Crossword puzzle: Rotator Riddles

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Across
  1. 2. Which rotator cuff muscle is responsible for external rotation?
  2. 5. How many rotator cuff muscles are there?
  3. 6. What bone do the rotator cuff muscles attach onto?
Down
  1. 1. What is the action of the subscapularis?
  2. 3. What muscle shares a similar name with one of the rotator cuff muscles?
  3. 4. Which bicep head tendon indirectly contributes to the shoulder joint?