part of part of in taxon results in maturation of medulla oblongata development hindbrain maturation medulla oblongata maturation medulla maturation GO:0021582 A developmental process, independent of morphogenetic (shape) change, that is required for the medulla oblongata to attain its fully functional state. The medulla oblongata lies directly above the spinal cord and controls vital autonomic functions such as digestion, breathing and the control of heart rate. myelencephalon maturation developmental maturation anatomical structure maturation Vertebrata <vertebrates> medulla oblongata