How We Move: The Gross Anatomy of Motion Season 1 Episode 20 The Multiplex Pelvis and Its Hip Joint

While the childhood hip bones are three separate bony elements with cartilaginous growth regions, the three regions are united into one single bone once the cartilage has ossified. The pelvis is a complex of the two hip bones as well as the sacrum and coccyx. Explore the multi-axial hip joints and the pelvis, where differences between the female and male skeleton are most obvious.