Calcified, living connective tissue
Consists of intercellular calcified matrix with cells and collagen.
Function to: support body structures, protect organs, reservoirs of calcium and phosphorus, sites of muscle action for movement, containers for blood producing cells.
- -Long bones are tubular
- -Short bones are cuboidal
- -Flat bones have 2 compact bone plates separated by spongy bone
- -Irregular bones have various shapes
- -Sesamoid bones are round and develop in tendons
Few nerve fibers, only vasomotor fibers that regulate blood flow