Chapter 7

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DesLee26
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118154
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Chapter 7
Updated:
2011-11-20 17:37:12
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Anatomy Physiology
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  1. Bones are very __.
    Each bone is made up of several types of __ and is an __.
    • very active tissues
    • tissues
    • organ
  2. Bones differ in __ and __, but are __ in several ways.
    size/ shape/ several
  3. Parts of a Bone
    - Expanded ends of bones that form __ with adjacent bones are called __.
    • joings
    • epiphyses
  4. __ (__) cover the __.
    • articular cartilages
    • hyaline cartilage
    • epiphyses
  5. The __ of the bone is the __.
    • shaft
    • diaphysis
  6. A tough layer of vascular connective tissue, called the __, covers the bone and is continuous with __ and __.
    • periosteum
    • tendons
    • ligaments
  7. A bone's shape makes possible its function; __ indicate places of __ for __.
    • bony processes or grooves
    • attachment
    • muscles
  8. __ make up the wall of the __; the __ are filled with __ to __ of the skeleton.
    • Compact bone
    • diaphysis
    • epiphyses
    • spongy bone
    • reduce the weight
  9. The __ contains a __ that is lined with __ and filled with __.
    • diaphysis
    • hollow medullary cavity
    • endosteum
    • marrow
  10. Bone cells (__) are located within __ that lie in concentric circles around __.
    • osteocytes
    • lacunae
    • osteonic canals
  11. __ communicate with each other by cellular processes in __.
    • osteocytes
    • canaliculi
  12. Intercellular material consists of __ and __.
    • collagen
    • inorganic salts
  13. In __, __ and __ are organized into __ that are cemented together.
    • compact bone
    • osteocytes
    • intercellular material
    • osteons
  14. __ contain blood vessels and nerve fibers and extend __ through bone.
    • osteonic canals
    • longitudinally
  15. __ are interconnected by __.
    • osteonic canals
    • transverse perforating canals
  16. Unlike __ bone, the __ and __ in __ are not arranged around __.
    • compact
    • osteocytes
    • intercellular material
    • spongy bone
    • osteonic canals
  17. Bone Development and Growth
    A) Bones form by replacing __ in the __.
    B) Some form within sheetlike layers of connective tissue (__), while others replace masses of __ (__).
    • connective tissue
    • fetus
    • intramembranous bones
    • cartilage
    • endochondral bones
  18. C. Intramembranous Bones
    1) Which bones form as intramembranous bones that develop from layers of __?
    the flat bones of the skull/ connective tissue
  19. C) Intramembranous Bones
    2) __ deposit __ tissue around themselves.
    3) Once __ deposit bone located in __, they are called __.
    • 2) osteoblasts/ bony
    • 3) osteoblasts/ lacunae/ osteocytes
  20. C) Intramembranous Bones
    4) Cells of the __ that lie outside the dveloping bone give rise to the __.
    membranous connective tissue/ periosteum
  21. D) Endochondral Bone
    1) WHich bones fall into this category?
    2) What do they first develop as? What are they replaced with?
    • 1) the bones of the skeleton
    • 2) hyaline cartilage models/ bone
  22. D) Endochondral Bone
    3) __ is broken down in the __ and progressively replaced with _ while the __ develops on the outside.
    Cartilage/ diaphysis/ bone/ periosteum
  23. D) Endochondral Bone
    4) __ tissue is invaded by blood vessels and __ that first form __ at the __.
    • cartilage
    • osteoblasts
    • spongy bone
    • primary ossification center
  24. D) Endochondral Bone
    5) __ beneath the __ lay down __ outside the _.
    6) __ appear later in the __.
    • osteoblasts/ periosteum/ compact bone/ spongy bone
    • secondary ossification centers/ epiphyses
  25. D) Endochondral Bone
    7) A band of __, the __, forms between the two __.
    8) Layers of __ cells undergoing __ make up the __.
    • hyaline cartilage/ epiphyseal disks/ ossification centers
    • cartilage/ mitosis/ epiphyseal disks
  26. D) Endochondral Bone
    9) __ break down the __ and are replaced with bone-building __ that deposit bone in place of __.
    osteoclasts/ calcified matrix/ osteoblasts/ calcified cartilage
  27. D) Endochondral Bone
    10) __ are responsible for __ bones while increases in __ are due to __ underneath the __.
    • epiphyseal disks
    • lengthening
    • thickness
    • intramembranous ossification
    • periosteum
  28. D) Endochondral Bone
    11) A __ forms in the region of the _ due to the activity of __.
    • medullary cavity
    • diaphysis
    • osteoclasts

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