- nounone of two enlargements at the terminus of the olfactory nerve at the base of the brain just above the nasal cavities• Hypernyms: ↑neural structure
* * *noun: a bulbous anterior projection of the olfactory lobe in which the olfactory nerves terminate, being especially well developed in lower vertebrates (as many fishes)
* * *Anat.the enlarged terminal part of each olfactory lobe from which the olfactory nerve originates.[1865-70]
* * *olfactory bulb,the enlarged distal end of the olfactory lobe. It is the point at which the olfactory nerve begins.
Useful english dictionary. 2012.
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olfactory bulb — n a bulbous anterior projection of the olfactory lobe that is the place of termination of the olfactory nerves * * * bulbus olfactorius … Medical dictionary
olfactory bulb — n. the tip of the long, thin lobe (olfactory lobe) extending from the bottom of each cerebral hemisphere, from which the olfactory nerve emerges … English World dictionary
Olfactory bulb — Brain: Olfactory bulb Vesalius Fabrica, 1543. Olfactory Bulbs and Olfactory tracts outlined in red … Wikipedia
olfactory bulb — Anat. the enlarged terminal part of each olfactory lobe from which the olfactory nerve originates. [1865 70] * * * ▪ anatomy structure located in the forebrain of vertebrates (vertebrate) that receives neural input about odours detected by… … Universalium
olfactory bulb — olfac′tory bulb n. anat. the anterior swelling of each olfactory lobe, in which the fibers of the olfactory nerve terminate • Etymology: 1865–70 … From formal English to slang
olfactory bulb — noun Date: circa 1860 a bulbous anterior projection of the olfactory lobe that is the place of termination of the olfactory nerves and is especially well developed in lower vertebrates (as fishes) … New Collegiate Dictionary
olfactory bulb — a large organ of smell, e.g. in sharks. This is the most anterior part of the brain but is distinct from the telencephalon while anteriorly it merges with the olfactory nerve … Dictionary of ichthyology
Olfactory bulb mitral cell — Neuron: Mitral Cell Coronal section of olfactory bulb … Wikipedia
internal granular layer of olfactory bulb — the innermost layer of the olfactory bulb, adjacent to the beginning of the olfactory tract; it consists of rows of axons from mitral and tufted cells alternating with rows of cell bodies and dendrites of granule cells … Medical dictionary
external granular layer of olfactory bulb — a thin layer between the glomerular layer and the molecular layer, containing periglomerular cells … Medical dictionary