You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is With respect to basic anatomy of bones, all of the following statements are true EXCEPT? and explain in detail?
Haversian system is present in compact bone. Compact bone has concentric lamellae and haversian canal is present in its centre. Haversian system is absent in cancellous bones Diaphysis is derived from primary ossification center Cancellous bone/ Spongy bone - Present at ends . Eg : Epiphysis of long bone. Compact bone/Coical bone - Present at shaft. Eg : Diaphysis of long bone.