Noun medulla oblongata has 1 sense
  1. medulla oblongata, medulla, bulb - lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"
    --1 is a kind of neural structure
    --1 is a part of brainstem, brain-stem, brain stem
    --1 has parts: respiratory center
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