Skeletal Vocabulary

Across

2. rotating bone can turn only around its long axis
5. run in the compact bone at right angles to the shaft
8. thin, flattened, and usually curved
12. gliding does not involve rotation around any axis
13. slightly movable joints
16. freely movable joints
17. when a bone is forced out of its normal position in the joint cavity
22. where red and yellow marrow are stored
23. egg shaped articular surface of one bone fits into an oval concavity in another
24. bone breaks incompletely, much in the way a green twig breaks
26. rounded end of one bone fits into a sleeve or ring of bone
27. type of abnormal spine curvature
33. part of the bone responsible for growth
34. The bones that form the longitudinal axis of the body
37. spherical head of one bone fits into a round socket in another
38. broken bone ends are forced into each other
41. fibers that secure the periosteum to the underlying bone
42. immovable joints
43. tiny canals that radiate outward from the central canals to all lacunae
45. The bones of the limbs and girdles that are attached to the axial skeleton
48. The process of creating new blood cells in the body
50. dense and looks smooth and homogeneous
56. bones that do not fit one of the preceding categories
57. also called joints, sites where two or more bones meet
59. covers the external surface
60. essential if bones are to retain normal proportions and strength during long bone growth as the body increases in size and weight
61. realignment of the broken bone ends
62. pads of flexible fibrocartilage that cushion the vertebre and absorb shocks while allowing the spine flexibility
63. mature bone cells found within the matrix in tiny cavities
64. ylindrical end of one bone fits into a trough shaped surface on another bone
65. C1, has no body
66. generally cube-shaped and contain mostly spongy bone

Down

1. fibrous membranes connecting the cranial bones
3. C2 acts as a pivot for the rotation of the atlas and skull above
4. type of abnormal spine curvature
6. bone breaks into many fragments
7. ragged break occurs when excessive twisting forces are applied to a bone
8. bones are united by fibrous tissue
9. flattened fibrous sacs lined with synovial membrane and containing a thin film of synovial fluid
10. broken bone portion is pressed inward
11. movement occurs around two axis'
14. tubes that form a network in bone and contain blood vessels
15. most common form of arthritis
18. allow movement in all axes
19. the ends of the long bone
20. type of abnormal spine curvature
21. hold the eyes in an anterior position and allow the facial muscles to show our feelings through smiles or frowns
25. bone is crushed
28. bone forming cells
29. composed of small needlelike pieces of bnone and lots of open space
30. or shaft, makes up most of the bones length and is composed of compact bone
31. spinal curvatures in the thoracic and sacral regions
32. adipose (fat) tissue
35. typically longer than they are wide
36. giant bone destroying cells
39. bone ends are connected by fibrocartilage
40. curvatures in the cervical and lumbar regions
44. joint in which the articulating bone ends are separated by a joint cavity containing synovial fluid
46. process of bone formation involves two major phases
47. encloses and protects the fragile brain tissue
48. results when the vertebral column is subjected to exceptional twisting forces
49. reveal where muscles, tendons, and ligaments were attached and where blood vessels and nerves passed
51. articular surfaces are essentially flat and only short slipping or gliding movements are allowed
52. where red and white blood cells arise
53. fibrous connective tissue membrane
54. blood filled swelling caused by blood vessels are ruptured when the bone breaks
55. articular surface has both convex and concave areas
58. tiny cavities