Skeletal System

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Across
  1. 1. the advancement of this type of animal protein has helped regrow human skeletal muscle
  2. 4. this must be shed in order for growth to occur
  3. 5. the two main sections of the skeleton are appendicular and _______
  4. 8. this provides protection for soft tissues
  5. 9. this is where the exoskeleton is placed on an animal
  6. 11. the three main types of skeletons are endoskeleton, exoskeleton, and __________
  7. 13. this system is related to the skeletal system
Down
  1. 1. there are three types of joints: hinge,_______, and ball-and-socket
  2. 2. there are 206 of these in the human body
  3. 3. bones are made up of collagen and ________
  4. 4. bones that are buried withing the soft tissues of an organism
  5. 6. the three main functions of a skeleton are support, protection, and _________
  6. 7. this type of joint restricts movement to a single plane
  7. 10. this is one main problem with the skeletal system
  8. 12. this is the largest bone in the body