Bone Marrow and Immunity

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Across
  1. 1. – Outer connective tissue covering bone
  2. 3. bone – Dense outer layer of bone
  3. 5. bone – Porous bone tissue inside bones
  4. 7. – Little beams in spongy bone
  5. 9. – Shaft of a long bone
  6. 10. marrow – Blood cell-producing bone tissue
Down
  1. 2. – Red blood cells from marrow
  2. 4. marrow – Fat-storing tissue inside bones
  3. 6. cavity – Hollow shaft space in long bones
  4. 8. – End of a long bone