Bone Formation Worksheet - Bone Formation To complete this worksheet select Module Support and Movement Activity Animations Title Bone Formation

Bone Formation Worksheet - Bone Formation To complete this...

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Bone Formation To complete this worksheet, select: Module: Support and Movement Activity: Animations Title: Bone Formation Complete the following worksheet and add it to your notes. Interactions: Support & Movement CD/Contents/Skeletal System/Animations/ Bone Formation 1. Define ossification . The process in which bone tissue replaces embryonic connective tissue to form the skeleton. 2.Where does intramembranous ossification occur? Intramembranousossification occurs in many bones of the skull and clavicles. 3.Explain how ossification centers form during intramembranousossification. Include each of the following: A. Mesenchymal cells Mesenchymal cells change into osteogenic cells and then osteoblasts in ossification centers. B. Osteogenic cells Mesenchymal cells change into osteogenic cells, which then give rise to bone cells. C. Osteoblasts Osteoblasts secrete osteoid and become osteocytes. D. Osteoid ( bone matrix ) – Osteoid is uncalcified material secreted by the osteoblasts.
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4.How do trabeculae form which leads to spongy boneformation?
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