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What are the types of tissue that compose bone? Which tissue remains after death? Which tissue plays role specifically in articulation and growth? osseous, cartilage, dense connective, epithelium, adipose, nervous; osseous; cartilage
Function of bone and skeletal system support, protection, assistance in movement, mineral storage and release (calcium and phosphorus), bone cell production, triglyceride storage
What are the contents of the ECM water, collagen fibers (prevents bone from being brittle), crystallized mineral salts
What are osteogenic cells unspecialized stem cells that undergo cell division into bone cells
What are osteoblasts bone building cells, secrete collagen fibers and organic components needed to build ECM, initiate calcification, turn into osteocytes
What are osteocytes Mature bone cells, maintain bone's daily metabolism, stops putting down ECM
What are osteoclasts break down ECM (resorption), part of normal development, growth, maintenance and repair
What is the ruffled border of the osteoclast deeply folded plasma membrane, releases powerful lysosomal enzymes and acids
True/False: Compact bone forms the external layer of all bones but is not the bulk of the diaphyses of long bones False: it is both
Neighboring osteons are aligned in the same direction along what? Lines of stress
Created by: 1500264361