The Skeletal System

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Across
  1. 2. The bones that protect your heart and lungs. TWO WORDS
  2. 4. A disease that results in weak bones with lots of tiny holes in them.
  3. 6. When a person doesn't get enough of the right kinds of nutrients to make strong bones.
  4. 7. A mineral stored in your bones that helps keep your heart beating and your brain thinking. It also makes your bones strong.
  5. 9. The tough fiber that makes up part of the bone.
  6. 10. The bony supportive structure within the human body. TWO WORDS
  7. 11. Your body makes this when it is exposed to the sun. TWO WORDS
  8. 12. A disease that causes weak and misformed bones. People can get this disease when they do not get enough vitamin D.
  9. 13. This is the kind of bone marrow in which lipids (fats) are stored.
  10. 14. What scientists call it when the body breaks down old bone and rebuilds new bone.
Down
  1. 1. A firm but resilient material in the body and on the ends of bones that absorbs shock well and keeps the bones from getting hurt when they rub against one another.
  2. 3. Fats that are stored in your bones, as well as elsewhere in your body.
  3. 5. The group of bones that make up your head.
  4. 8. The outside layer of a bone: a thin, tough membrane.
  5. 10. The layer of bone under the compact bone. It is a network of pores and tunnels interconnected in a pattern that makes the bone strong yet resilient. TWO WORDS
  6. 14. This is the kind of bone marrow in which blood cells are made.