olfactory brain

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Noun1.olfactory brain - a center in the cerebral hemispheres that governs the sense of smell in lower animals; in humans it seems to mediate complex emotional behavior
nerve center, nerve centre, center, centre - a cluster of nerve cells governing a specific bodily process; "in most people the speech center is in the left hemisphere"
piriform area, piriform lobe, pyriform area, pyriform lobe - pear-shaped neural structure on either side of the brain in the rhinencephalon
olfactory bulb - one of two enlargements at the terminus of the olfactory nerve at the base of the brain just above the nasal cavities
References in periodicals archive ?
A new Northwestern Medicine study showed that after the human nose is experimentally blocked for one week, brain activity rapidly changes in olfactory brain regions.
Wilson suggests that a valuable olfactory brain map will require study of animals that have been exposed to a variety of odors in the natural world.
Results are sent down the olfactory stalk to what was once called the olfactory brain, an area that is probably the oldest part of the cerebrum.