habenula
Americannoun
-
habenulae
plural
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of habenula
1875–80; < Latin: small strip of skin, equivalent to habēn ( a ) strap, thong, rein (derivative of habēre to have, hold, possess; cf. able, habit 1) + -ula -ule
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Employing patch-clamp electrophysiology, researchers elucidated changes in neuronal excitability in the medial habenula and ventral tegmental area based on nicotine dosage and sex.
From Science Daily ● Feb. 13, 2024
The habenula, for its part, clearly acts as a kind of "satnav," showing the fish where it can locate a comfortable temperature and guiding it straight back there.
From Science Daily ● Feb. 1, 2024
Meanwhile, chronically high glucose levels—communicated through the vagus and other interoceptive pathways—cause the habenula to respond less vigorously to nicotine, prompting the rats to seek more of the drug.
From Science Magazine ● Jun. 10, 2021
When nicotine binds to neuronal receptors in a brain region called the habenula, Kenny found, it prompts the pancreas to release glucagon, a hormone that raises blood sugar.
From Science Magazine ● Jun. 10, 2021
Shabel, S. J., Proulx, C. D., Trias, A., Murphy, R. T. & Malinow, R. Input to the lateral habenula from the basal ganglia is excitatory, aversive, and suppressed by serotonin.
From Nature ● Feb. 13, 2018
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
