Muscular System (Perry Simon)

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Across
  1. 2. when you do resistance exercise, you work against____,of an object
  2. 7. what happens in your body when you want to move ___
  3. 9. what are some examples of aerobic exercise ___
  4. 10. endurance can be increased by doing ___
Down
  1. 1. skeletal muscles can be strengthened by doing ___
  2. 3. a muscle that straightens part of your body ___
  3. 4. when arm extends it is the extensor
  4. 5. a muscle that bends part of your body ___
  5. 6. what are the dangers of taking anabolic steroids ___
  6. 8. when arm bends it is the extensor ___