muscular systems

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Across
  1. 1. in absence of any proof the thumb alone waould convince me of gods existance
  2. 4. there are 3 types of mmuscles, skeletal, what, & cardiac
  3. 5. problems with the muscular system include sprains, cramps, whats, pulled or torn muscles, & muscular fatigue
  4. 6. your muscles produse large amounts of what, enough to boil a quart of water
  5. 7. it takes 17 muscles to smile and how many muscles to frown
Down
  1. 2. there are over what amount of muscles
  2. 3. half the weight of the what is made up of muscles
  3. 4. how many seperate muscles are needed to do all the movements in your hand