His20051117 - Histology Lecture November 17, 2005 Dave,...

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Unformatted text preview: Histology Lecture November 17, 2005 Dave, Jian Ni, and Mia Bone General classification: primary bone, woven (of fetal type) and secondary bone, lamellar (of adult type)-differences Anatomical classification and characteristic of adult bones Histological classification of adult bone: compact or cortical and trabecular or cancellous; structural units (lamella, osteon, trabecular packet) composition and characteristic of matrix Classification and function of bone cells: osteoprogenitor cells, osteoblasts, osteocytes, bone-lining cells and osteoclasts Histogenesis [intramembranous ossification, endochondral ossification, formation of cortical bone, growth plate or epiphyseal-metaphyseal complex] Bone Primary (plywood?) bone primary, woven-like, no lamination Matured bone (Adult-type) laminated, from primary to adult type bone, secondary Osteoid mineralized mainly with calcium cells, collagen fibers type I, 90% of organic matrix, and ground substance Ground Substance Fibers and mineral crystal are embedded....
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His20051117 - Histology Lecture November 17, 2005 Dave,...

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