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olfactory bulb

   Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson 0.01 sec.
olfactory bulb [äl′fak·trē ‚bəlb]
(vertebrate zoology)
The bulbous distal end of the olfactory tract located beneath each anterior lobe of the cerebrum; well developed in lower vertebrates.


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These signals then travel to the olfactory bulb in your brain, which transmits the information to the rest of your brain.
In 2004, Gunter Oberdorster of the University of Rochester in New York and his colleagues reported that carbon-13 nanoparticles inhaled through a rat's nose can travel along the olfactory nerve to the brain's olfactory bulb, a group of neurons located at the top of the nasal cavity (SN: 1/24/04, p.
The close proximity of nasal olfactory mucosa and olfactory bulb requires only a short distance to be covered by neuronal transport (Figure 12).
 
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