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Chapter 7 Skeletal System Study Guide Answers

Chapter 7 Skeletal System Study Guide Answers. Check your work as the answers appear on the screen. Ms. K. Cox Human A & P. 1. bones support the weight of the body and structures such as the head and face 2. bones protect delicate organs such as the brain and spinal cord, heart and lungs

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Chapter 7 Skeletal System Study Guide Answers

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  1. Chapter 7 Skeletal System Study Guide Answers Check your work as the answers appear on the screen. Ms. K. Cox Human A & P

  2. 1. bones support the weight of the body and structures such as the head and face • 2. bones protect delicate organs such as the brain and spinal cord, heart and lungs • 3. bones act as levers to which muscles are attached • 4. blood cells are produced within red bone marrow

  3. 5. minerals such as calcium and phosphorous are stored n the bone matrix • 6. bones also contain nerves and blood vessels • 7. epiphyses • 8. articular cartilage • 9. diaphysis • 10. periosteum

  4. 11. medullary • 12. endosteum • 13. marrow • 14. blood cell production • 15. in spongy bone • 16. marrow that functions to store fat • 17. medullary cavitities • 18. muscles

  5. 19. osteocytes • 20. lacunae • 21. canaliculi • 22. collagen • 23. salts • 24. most bones contain a mixture of compact and spongy bone include the skull the ribs, the vertebrae and the sternum.

  6. 25. osteons • 26. transverse • 27. most bones of the body contain a mixture of compact and spongy bone. The diaphysis of a long bone is compact bone, and compact bone covers the epiphyses. • 28. bones form by replacing connective tissue in the fetus.

  7. 29. osteoblasts • 30. osteocytes • 31. periosteum • 32. a soft spot in an infants skull where the membrane has not yet completely ossified • 33. hyaline • 34. osteoblasts • 35. secondary

  8. 36. epiphseal • 37. osteoclasts • 38. osteoblasts • 39. lengthening • 40. thickness • 41.axial • 42. appendicular

  9. 43. Only 8 facial bones we are worried about: maxillae, palatine, zygomatic, lacrimal, nasal, vomer, inferior, mandible • 44. zygomatic bones • 45. vomer and ethmoid • 46. palatine bones and the maxillae • 47. zygomatic bone and the temporal bone • 48. maxillae and mandible

  10. 49. fragile, scroll-like bones attached to lateral wall of the nasal cavity • 50. pedicles • 51. lamina • 52. atlas and the axis • 53. five • 54. coccyx • 55. S • 56. spine

  11. 57. articulates with scapula • 58. trochlea • 59. radius • 60. tuberosity • 61. carpal • 62. metacarpals • 63. hand phalanges • 64. 3 • 65. 2

  12. 66. coxal bone • 67. sacrum • 68. pubis • 69. symphysis pubis • 70. femur • 71. acetabul • 72. capitis • 73. patella

  13. 74. tibia • 75. tarsal • 76. tibial tuberosity • 77. fibula • 78. talus • 79. metatarsals • 80. foot phalanges • 81. middle phalanx

  14. 82. fibrous • 83. cartilagenous • 84. bursae • 85. ball and socket • 86. condyloid • 87. gliding • 88. hinge • 89. pivot

  15. 90. saddle • 91. insertion

  16. Now count how many you missed and multiple it by 4.4 pts. • Each question was worth 4.4 pts each. • Total points possible on this assignment was 400 pts. • On the front of the packet write out how many you missed and what you earned over 400. • Example: -35 questions * 4.4 pts= -154pts • 246/400, 62% D

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