Diaphysis - Wikipedia Diaphysis Diaphysis A long bone, with diaphysis labeled at right. Details Pronunciation / daɪˈæfɪsɪs / Part of Long bones Identifiers MeSH D018483 TA A02. 0.00. 017 FMA 24013 Anatomical terminology ( edit on Wikidata ) The diaphysis is the main or midsection ( shaft ) of a long bone. It is made up of cortical bone and usually contains bone marrow and adipose tissue ( fat ). It is a middle tubular part composed of compact bone which surrounds a central marrow cavity which contains red or yellow marrow. In diaphysis, primary ossification occurs. Ewing 's sarcoma tends to occur at the diaphysis. Additional images Long bone See also Metaphysis Epiphysis References Jump up ^ OED 2nd edition, 1989, as / daɪˈæfɪsɪs /. Jump up ^ Entry `` diaphysis '' in Merriam - Webster Online Dictionary. Jump up ^ Physical Medicine and Rehabilitation Board Review, Cuccurullo Bone and cartilage Cartilage perichondrium fibrocartilage callus metaphysis Cells chondroblast chondrocyte Types hyaline elastic fibrous Bone Ossification Primary bone intramembranous endochondral Cells osteoblast osteoid osteocyte osteoclast Types cancellous cortical Regions subchondral bone epiphysis epiphyseal plate / metaphysis diaphysis Condyle Epicondyle Structure Osteon Haversian canals Volkmann 's canals connective tissue endosteum periosteum Sharpey 's fibres enthesis lacunae canaliculi trabeculae medullary cavity bone marrow Shapes long short flat irregular sesamoid This human musculoskeletal system article is a stub. You can help Wikipedia by expanding it. Retrieved from `` https://en.wikipedia.org/w/index.php?title=Diaphysis&oldid=827462088 '' Categories : Skeletal system Long bones Musculoskeletal system stubs Hidden categories : Pages with unresolved properties All stub articles Talk About Wikipedia Беларуская Català Dansk Español Esperanto Euskara فارسی Français Ido Italiano Кыргызча Lëtzebuergesch Oʻzbekcha / ўзбекча Português Русский 7 more Edit links This page was last edited on 24 February 2018, at 21 : 30. Text is available under the Creative Commons Attribution - ShareAlike License ; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia ® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. About Wikipedia

Question: where is the diaphysis located on a long bone
Answer: main or midsection (shaft)