Muscular and Skeletal System

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Across
  1. 2. hard, dense bone tissue
  2. 3. Located inside compact bones at widened ends of long bones, has spaces in matrix so it looks like a sponge, still rigid, adaptation- to make bones lighter in weight
  3. 4. the largest bone of the upper extremity and defines the human brachium (arm).
  4. 6. to be stretched
  5. 9. contract automatically (stomach, heart, etc.)
  6. 10. muscles you contract when you want to move (skeletal)
  7. 11. digital bones in the hands and feet of most vertebrates.
Down
  1. 1. when stimulated by nerves, able to contract (short and thick)
  2. 3. the bone that connects the clavicle to the humerus.
  3. 5. provides attachment for the body, attach to bones, voluntary
  4. 7. the longest, strongest bone in your body. It's a critical part of your ability to stand and move.
  5. 8. connect muscles to bone