The attached video provides a comprehensive description of embryological brain development. It not only talks about the regional organization of the brain but also the confers the development of ventricles, grey matter, and white matter. Timeline: 00:00 overview 00:42 divisions of brain vesicles 02:25 3D view of neural tube 03:10 brain regions and organizations 03:50 grey matter and white matter 05:08 ventricles