medulla oblongatamedulla ob·lon·ga·ta
the widening continuation of the spinal cord, forming the lowest part of the brain and containing nerve centers that control breathing, circulation, etc.
Origin of medulla oblongataModL, oblong medulla
nounpl. medulla ob·lon·ga·tas, or me·dul·lae ob·lon·ga·tae
The lowermost portion of the vertebrate brain, continuous with the spinal cord, responsible for the control of respiration, blood pressure and heart rate, and certain other involuntary bodily functions.
Origin of medulla oblongataNew Latin medulla oblongāta Latin medulla medulla New Latin oblongāta feminine of oblongātus oblong
- The lower portion of the brainstem.