Summary: Dr. Mike reviews the divisions of the CNS: Forebrain (Prosencephalon), Telencephalon (cortex, white matter, basal ganglia), Diencephalon (Thalamus, subthalamus, hypothalamus), Midbrain (Mesencephalon), Hindbrain (Rhombencephalon) Pons, Medulla, Cerebellum, Spinal cord.