Muscular System

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Across
  1. 2. Known as skeletal, or voluntary, muscles
  2. 5. Conscious control over these muscles
  3. 6. Under the control of the autonomic nervous system
Down
  1. 1. Gives us the ability to move
  2. 2. Produce relatively slow contractions
  3. 3. Forms most of the walls of the heart
  4. 4. Muscle loss and weakness. Includes nine types, all unknown causes