Skeletal System

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Across
  1. 4. Collectively amount to 33
  2. 6. Function keeping bones solid and rigid
  3. 7. Protects key joint in the leg
  4. 8. Tough fibrous tissue
  5. 9. Synonym for subtraction
Down
  1. 1. Function keeping organs safe
  2. 2. Connects ligament to muscle
  3. 3. Cushions and reduces friction in a joint
  4. 5. Lower arm bone, remembered using maths
  5. 6. Rare joint, think horses