fornix

Noun
  1. Generally any arch shaped structure (but often it refers to the arched roof of an anatomical space) (synset 105235198)
    is a type of: body part - any part of an organism such as an organ or extremity
  2. An arched bundle of white fibers at the base of the brain by which the hippocampus of each hemisphere projects to the contralateral hippocampus and to the thalamus and mamillary bodies (synset 105234902)
    is a type of: fascicle, fasciculus, fiber bundle, fibre bundle - a bundle of fibers (especially nerve fibers)
    has: carina fornicis - ridge on the lower surface of the fornix of the brain
    is a part of: limbic brain, limbic system, visceral brain - a system of functionally related neural structures in the brain that are involved in emotional behavior
    same as: trigonum cerebrale

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