Flat bones are located in the skull (occipital nasal, frontal and nasal), the lacrimal (and vomer), the lung (sternum ribs) and pelvis (ilium pubis, ischium). These bones are designed to shield internal organs like the brain, heart and pelvic. Flat bones may be somewhat smooth and serve as shields. However, https://ra03582.designertoblog.com/37410589/what-is-the-relationship-between-bones-and-arthritis