Main Page | See live article | Alphabetical index The medulla oblongata is the lower portion of the brainstem. It is inferior to the pons and anterior to the cerebellum. It controls autonomic functions and relays nerve signals between the brain and spinal cord. External Links Pons & Medulla, Anterior View Medulla oblongata, pons, midbrain and insula: lateral view This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.