1					2																					3		4
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						19																			20			21		22
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			54																		55

Across 1. Number of bones in an adult skeleton. 2. Lower tip area of the breast bone, should be avoided during chest compressions. 5. Marrow contains fat and cells that form WBC's. 6. Olecranon Process is known as this. 7. Bones provide this for calcium, phosphorous, and fats. 8. Term for ribs. 10. Upper arm bone. 11. Slender smaller bone of the lower leg. 16. Contains 7 bones in the neck area. 18. Upper jaw bone. 19. Muscles attach to bones to help provide movement. 22. Ankle bone. 24. Ribs that are directly attached to the sternum. There are 7 of these. 25. Is necessary for bone growth,repair, and nutrition. 26. Red marrow is used for bone marrow____________. 28. Is the long shaft part of the bone. 29. Contains 12 bones in the chest area. 31. Air spaces in the skull that act as resonating chambers for the voice. 34. Freely movable joints. 39. Slightly movable joints. 41. Areas where the cranial bones have joined together. 42. Lower jaw bone. 44. These cells build new bone tissue. 45. Ribs have no attachment to the front of the body. 47. Contains 5 bones at the waist area. 49. Bones _____ in size and shape. 50. Heel bone. 51. Canal contains yellow marrow. 52. Hand bones. 53. Breastbone. 54. Wrist bones. 55. Skeleton forms the main trunk of the body.

Down 3. Lower arm bone on the little finger side. 4. Areas where two or more bones join together. 7. Shoulder blade bone. 9. Openings in bones that allow nerves and blood vessels to enter and exit. 12. Bones of the fingers and toes. 13. Bones provide this for the body's muscles, fat, and skin. 14. Help hold long bones together. 15. Ribs are attached by cartilage to the rib above it. 17. Bones surround vital organs to help provide this. 20. Foot bones. 21. The ends of long bones are called this. 23. Production of RBC's, WBC's, And Platelets within the bones. 27. Immovable joints. 29. Shin bone. 30. Long bones form these. 32. Collarbone. 33. Lower arm bone on the thumb side. 35. Kneecap. 36. Skeleton forms the extremities. 37. Spherical structure that surrounds the brain and offers protection as well. 38. Is a membrane that lines the medullary canal and keeps the yellow marrow intact. 40. Bones of the spine. 43. "Soft Spots" where the bones of the skull haven't closed, allows for growth of the brain. 45. Thigh bone. 46. Bone on the back at the pelvic girdle area. 48. Tailbone.