<prompt> Fixative used for bone histopathology is?10 formalinNormal salineRectified spiritNothing  <response>: ANSWER: A 10 formalinRE F: Atlas of mineralizedbone histology by HartmutH. Malluche, Marie-Claude Faugere, Hartmut H. Malluche page 26, Handbook of histology methods for bone and cartilage by Yuehuei H. An, Kylie L. Martin Page 15910 natural buffered formalin NBF is the most commonly used fixative for bone specimensPrimary fixatives of bone tissue:1. 10 formalin2. Glutaraldehyde3. Paraformaldehyde4. Alcohol based solutionsSecondary fixatives of bone tissue:Zenkers solution mercuric chloride, potassium dichromate, sodium sulfate, water, and acetic acidBouins solution picric acid, acetic acid and formaldehyde 