Multiple Choice
Spongy bone contains osteons.
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The membrane found wrapping the bones, except within the joint cavity, is the:
(a) Periosteum
(b) Endosteum
(c) Perforating fibers
(d) A, b, and c are correct
Two-thirds of the weight of bone is accounted for by:
(a) Crystals of calcium phosphate
(b) Collagen fibers
(c) Osteocytes
(d) Calcium carbonate
True or False; if false, select the answer that best corrects the statement.
Endosteum is most similar to the fibrous layer of the periosteum.
It used to be common practice in surgical fracture repair to strip and remove the periosteum. Now, however, surgeons take great care to avoid damaging the periosteum. Explain why, and describe what would likely happen to bone healing with the periosteum missing.