Muscular System Crossword

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Across
  1. 3. A condition that occurs when a muscle is underused and therefore becomes weak and shrinks.
  2. 6. The muscles that are attached to and move your bones. TWO WORDS
  3. 7. This is another name for skeletal muscles, because you can control them by thinking about controlling them. TWO WORDS
  4. 8. The small strips of protein located inside each myofibril.
  5. 12. Muscles that open the joints wider. TWO WORDS
  6. 14. This condition occurs when tendons are overused and become inflamed.
  7. 15. The muscle that connects to the back of the pelvic girdle and femur. TWO WORDS
  8. 16. The way the eye moves during sleep. THREE WORDS
  9. 17. The muscle that closes the mouth and keeps it closed.
Down
  1. 1. A sugar that the human body turns certain foods into. It can be used to make energy to power muscle cells.
  2. 2. The tendon that attaches the calf muscle to the heel bone. TWO WORDS
  3. 4. The type of action whereby muscles move involuntarily.
  4. 5. Muscles that close the joints. TWO WORDS
  5. 9. This is produced when muscles are partially contracted. TWO WORDS
  6. 10. A pair of muscles or muscle groups that act to pull a bone in opposite directions. TWO WORDS
  7. 11. Strands of protein inside skeletal muscle cells.
  8. 13. These connect skeletal muscles to bones.