Muscular system

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Across
  1. 2. what is the body's smallest skeletal muscle?
  2. 4. which fibers react instantly when triggered?
  3. 8. how many muscles are in your thigh?
  4. 9. what do muscles use as they work?
  5. 10. How many main muscle types is the muscular system made up of?
  6. 13. which muscle attaches you cheek to your teeth?
  7. 14. which muscle attaches via tendons to our bones?
Down
  1. 1. what important byproduct do muscles produce when working?
  2. 3. how many main types can muscle contraction be split up into?
  3. 5. which muscle lines the blood vessels and certain organs, like the intestine, and uterus?
  4. 6. how many muscles are in your forearm?
  5. 7. which muscle is only found in the heart?
  6. 11. where is the stapedius located?
  7. 12. what are muscle cells also known as?
  8. 13. what do the heart and blood vessels spread heat through?