Across
- 2. Production of blood cells from dividing stem and progenitor cells; hemopoiesis
- 5. dense connective tissue covering the surface of a bone; a tough, vascular covering of dense connective tissue
- 8. thin, scalelike structure located in the medial wall of each orbit between the ethmoid bone and the maxilla
- 10. branching bony plate that separates irregular spaces within spongy bone
- 13. cartilaginous layers between the epiphyses and diaphysis of a long bone that grow, lengthening the bone
- 16. forms anterior portion of the skull above the eyes, including the forehead, the roof of the nasal cavity, and the roofs of the orbits (bony sockets) of the eyes
- 17. Thin, flat bone located in the midline of the nasal cavity; it connects to the ethmoid bone to form the nasal septum
- 18. 5 bones of the instep
- 19. cartilage hyaline cartilage that covers ends of bones in synovial joints
- 20. 7 ankle bones
- 22. forms the lowest portion of the hip bone, is L-shaped, with its angle (ischial tuberosity) pointing posteriorly and downward
- 24. bones that have long longitudinal axes and expanded ends; i.g.) forearm and thigh bones
- 25. dense bone tissue in which cells are organized in osteons without apparent spaces; has a continuous extracellular matrix with no gaps
- 28. long, thin, and nearly rectangular; lie side by side and are fused at the midline where they form the bridge of the nose
- 29. lower jawbone; a horizontal horseshoe-shaped body with a vertical, flat ramus projecting upward at each end
- 33. bone that forms from membranelike layers of primitive connective tissue
- 34. Any of the round bones that form within tendons adjacent to joints; usually small and nodular and embedded in a tendon adjacent to a joint; i.g.) kneecap (patella)
- 38. oxygen-carrying pigment in red blood cells
- 45. bones with a variety of shapes and most are connected to several other bones; i.g.) vertebrae that compose the backbone and many facial bones
- 46. the widening part of the bone where diaphysis and epiphysis meet
- 48. thigh bone
- 50. either end of a long bone that articulates (forms a joint) with another bone
- 52. upper arm bone
- 54. platelike structures with broad surfaces; i.g.) ribs, scapulae, and some bones of the skull
- 56. located below each parietal bone forming the lower sides and the base of the cranium; joins the parietal bone along a squamous suture
- 58. bone that begins as hyaline cartilage that is subsequently replaced by bone tissue
- 59. constitutes the anterior portion of the hip bone
- 60. The lateral and smaller bone of the lower leg
- 61. a tarsal bone that can move freely where it joins the tibia and fibula, forming the ankle
- 62. membranous areas of incomplete intramembranous ossification
- 65. Inner and larger bone of the forearm, attached to the wrist and located on the side of the little finger.
- 68. the largest of the tarsals; heel bone; located below the talus where it projects backward to form the base of the heel
- 69. the twelve vertebrae of the thorax that hold the ribs
- 70. bone that consists of bars and plates separated by irregular spaces; cancellous bone
- 71. bone-forming cell
- 72. cavity containing red or yellow marrow within the diaphysis of a long bone
- 73. located in front of the sphenoid bone; consists of two masses, one on each side of the nasal cavity, joined horizontally by thin cribriform plates
- 74. the second cervical vertebra; specialized with an upward projection called the odontoid process, on which the atlas rotates
- 75. hormone released by the anterior lobe of the pituitary gland that promotes the growth of the organism
Down
- 1. the part of the skeleton that supports and protects the organs of the head, neck, and trunk
- 3. cell that breaks down bone matrix
- 4. Formed by the pelvic girdle, sacrum, and coccyx; protects the lower abdominal and internal reproductive organs
- 6. cylinder-shaped unit containing bone cells and matrix lamellae that surround a central canal; Haversian system
- 7. located on each side of the skull just behind the frontal bone; shaped like a curved plate and has four borders; form the bulging sides and roof of the cranium
- 9. responsible for the prominences of the cheeks below and to the sides of the eyes; help form the lateral walls and the floors of the orbits
- 11. The shin bone; the larger of the two bones of the lower leg
- 12. consists of thirteen immovable bones and a movable lower jawbone; forms the basic shape of the face; provide attachments for muscles that move the jaw and control facial expressions
- 14. cranium and facial bones
- 15. located in the neck, supports the tongue and has no articulations to other bones
- 18. forms the upper jaw;
- 21. the 5 bones that form the palms of the hand
- 23. located behind the maxillae
- 26. transfer sound vibrations to the hearing receptors
- 27. mature bone cells
- 30. consists of the femur, patella (kneecap), tibia, and fibula
- 31. seven bones that comprise the bony axis of the neck
- 32. first cervical vertebra that supports the head
- 35. kneecap; covers the anterior surface
- 36. shaft of a long bone
- 37. 8 wrist bones
- 39. connective tissue within spaces in bones that includes hematopoietic stem cells
- 40. wedged between several other bones in the anterior portion of the cranium; consists of a central part and two winglike structures that extend laterally toward each side of the skull
- 41. encloses and protects the brain, and its surface provides attachments for muscles that make chewing and head movements possible
- 42. the five vertebrae in the small of the back (loin) that support more weight than the superior vertebrae and have larger and stronger bodies
- 43. consists of many vertebrae separated by fibrocartilaginous intervertebral discs and connected to one another by ligaments; near the end, it has the sacrum which is ended with the coccyx; extends from the skull to the pelvis and forms the vertical axis of the skeleton
- 44. joins the parietal bones along the lambdoid suture; forms the back of the skull and the base of the cranium
- 47. cubelike, with roughly equal lengths and widths; i.g.) bones of the wrists and ankles
- 49. when osteoclasts resorb bone tissue and osteoblasts replace the bone; ongoing replacement of old bone tissue by new bone tissue
- 51. fragile, scroll-shaped bones attached to the lateral walls of the nasal cavity; largest of the conchae; are below the superior and middle nasal conchae of the ethmoid bone; support mucous membranes in the nasal cavity
- 53. tissue lining the medullary cavity in a bone
- 55. lateral bone of the forearm
- 57. formed by two hip bones attached to each other anteriorly and to the sacrum posteriorly; connect the bones of the lower limbs to the axial skeleton; part of the pelvis
- 63. the largest and most superior portion of the hip bone, flares outward, forming the prominence of the hip
- 64. consist of the humorous, radius, and ulnas
- 66. 14 bones of the fingers & toes
- 67. lower jaw bone; a movable bone held to the cranium by ligaments