Skeletal System Introduction Skeleton The body s framework Made of Cartilage and Bone Embryo Hyaline Cartilage Adult Rigid Bone Cartilage persists External ear nose larynx trachea joint parts of rib cage Support protect Movement Store lipids and minerals Calcium Hematopoiesis 2 basic kinds of Osseous tissue Compact Bone Smooth and homogenous Spongy Bone Small trabeculae open space Classification of bones Long Bone Longer then wide femur phalanges Short Bones cube shaped tarsals carpals Flat Bones Thin wafer like layers of compact bone Bones of skull Irregular Bones Do not fall into any of the above Categories Vertebrae Sesamoid bones Short bone formed in tendons Patella knee caps Bone has proximal and distal epiphysis and middle diaphysis Womian or sutural bones tiny bones between cranial bones Except for patella the sesamoid and Wormian bones are not included of 206 because they vary in number and location in different individuals
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