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Relating to a habenula, especially the stalk of the pineal body.


Relating to a habenula, especially the stalk of the pineal body.


(hă-ben′yŭ-lă) plural.habenulae [L. habenula, little rein, strap]
1. A frenum or any reinlike or whiplike structure.
2. A peduncle or stalk attached to the pineal body of the brain. Fibers that travel posteriorly along the dorsomedial border of the thalamus to the habenular ganglia (epithalamus) resemble reins.
3. A narrow bandlike stricture. habenular (-lăr), adjective

habenula urethralis

Either of two whitish bands between the clitoris and meatus urethra in young females.
References in periodicals archive ?
Rusak, "Circadian firing-rate rhythms and light responses of rat habenular nucleus neurons in vivo and in vitro," Neuroscience, vol.
Veh, "Subnuclear organization of the rat habenular complexes," Journal of Comparative Neurology, vol.
Veh, "Differential projections from subfields in the lateral preoptic area to the lateral habenular complex of the rat," Journal of Comparative Neurology, vol.
Cristino, "The interplay between the pineal complex and the habenular nuclei in lower vertebrates in the context of the evolution of cerebral asymmetry," Brain Research Bulletin, vol.
The THC projects from the ventral diencephalon to form the habenular commissure (Figure 4(c)).
2004) and in cholinergic neurons of the medial habenular nucleus (Miyake and Itoh 1996), and is involved specifically in neurite outgrowth (Hart et al.
Rat fibroblast growth factor receptor-4 mRNA in the brain is preferentially expressed in cholinergic neurons in the medial habenular nucleus.