Integumentary and Skeletal System

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Across
  1. 1. an enveloping later of an organism
  2. 5. the skull, vertebral column, ribs, and sternum
  3. 7. the second layer of skin; consists of connective tissue, nerve cells, muscle fibers, sweat and oil glands, and hair follicles
  4. 8. the outer superficial later of skin
  5. 10. less dense bone and has many cavities that contain bone marrow; found in the center of short or flat bons and at the end of long bones
  6. 12. consists of stored fat; is found in many other bones
  7. 13. cells that break down bone cells, which are then replaced by new tissue
  8. 16. tough bands of connective tissue that hold together joint bones
  9. 17. oil glands that lubricate skin and hair
  10. 18. produces red and white blood cells and platelets; found in the humerus, femur, sternum, ribs, vertebrae, and pelvis
Down
  1. 2. a pigment that absorbs light energy
  2. 3. narrow cavities in the dermis that hair cells grow out of
  3. 4. the bones of the shoulders, arms, hands, hips, legs, and feet
  4. 6. bone forming cells
  5. 9. living bone cells
  6. 11. tough, flexible connective tissue that covers the surface of bones that move against each other in joints
  7. 13. the formation of bone from osteoblasts
  8. 14. dense and strong bone that provides strength and protection
  9. 15. a protein that waterproofs and protects the cells and tissues that lie underneath