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| me·dul·la ob·lon·ga·ta [ mə dùllə ob long gtə ] (plural me·dul·la ob·lon·ga·tas or me·dul·lae ob·lon·ga·tae [ mə dù l ob long g tee ]) |
noun |
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| Definition: |
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lower part of brain: the lowermost part of the brain in vertebrates. It is continuous with the spinal cord and controls involuntary vital functions such as those involved with the heart and lungs.
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| [< Latin, literally "prolonged marrow"] |
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