The Muscular System

12345678910111213141516
Across
  1. 1. Regular physical activity keeps muscles strong and maintains muscle _____
  2. 5. A type of striated muscle that forms the wall of the heart
  3. 8. Like rubber bands, muscles are _____
  4. 10. The inflammation of a tendon
  5. 12. The muscle that closes a joint
  6. 14. Good _____ keeps your back muscles strong
  7. 15. Muscle strains or sprains results when muscles are stretched or partially torn from this
  8. 16. Commonly occurs in the abdomen as a result of straining to lift a heavy object
Down
  1. 2. The muscle that opens a joint
  2. 3. A muscle is made up of long cells that shorten and stretch called muscle _____
  3. 4. An extensor muscle in the arm
  4. 6. A flexor muscle in the arm
  5. 7. Skeletal muscles have tissues with a ____ appearance under a microscope
  6. 9. Muscles attached to the bone that cause body movements
  7. 11. Muscles that act on the lining of the body's passageways and hollow internal organs
  8. 13. An inherited disorder that gradually destroys the fibers of skeletal muscles