How to Use midbrain in a Sentence
midbrain
noun-
In swarming locusts, the midbrain grew more than the optic lobes.
—Andrew Moseman, Discover Magazine, 26 May 2010
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There are three basic units of an vertebrate brain–the midbrain, forebrain, and the hindbrain.
—Laura Baisas, Popular Science, 22 Feb. 2024
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As the predator gets closer, however, the forebrain’s grip on the midbrain loosens.
—Carl Zimmer, Discover Magazine, 19 Aug. 2014
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The midbrain is responsible for our fight, flight and freeze reactions.
—Dr. Denise Trudeau-Poskas, Forbes, 7 Dec. 2021
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And because the growth was in his midbrain stem, there was no way to remove the tumor, said his mom, Huifan Chan.
—Jason Mastrodonato, The Mercury News, 10 Aug. 2024
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The study found that the players had lower measures of fractional anisotropy in their right midbrains, which is a part of the brain stem.
—Fox News, 13 Aug. 2019
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The amygdala, in the midbrain, is important for processing emotions.
—Anna Tan, Forbes, 14 Feb. 2023
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The good news is that even the midbrain can be trained and conditioned for constructive and creative, rather than destructive, responses.
—Rajni Bakshi, Quartz India, 1 Oct. 2019
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One big question has always been whether cells in the ectoderm were already destined to become the forebrain, midbrain, and hindbrain.
—Mike McRae 21, New Atlas, 22 Sep. 2026
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The ventral striatum, located in the midbrain, is part of the limbic system and is linked to perceiving rewards and pleasure.
—Emilie Le Beau Lucchesi, Discover Magazine, 1 Mar. 2022
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In both situations, the neurons in the midbrain's substantia nigra and ventral tegmental area flared up in response to the images.
—Rasha Aridi, Smithsonian Magazine, 24 Nov. 2020
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Although only two of the 38 players received a concussion, more than two-thirds of them showed changes to the integrity of the white matter of their midbrains.
—Eva Frederick, Science | AAAS, 7 Aug. 2019
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Characterized by muscle stiffness and tremors, Parkinson's is caused by the death of dopamine-producing neurons in a section of the midbrain.
—Ferris Jabr, Scientific American, 14 May 2018
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One set of axons projected to the periacqueductal gray in the midbrain, an area involved in motor behaviors.
—Lydia Denworth, Scientific American, 11 Apr. 2018
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Otsuna explains that this dorsal view of a 5-day-old zebrafish head shows tissue stained in blue, including the eyes, olfactory pits, forebrain, and midbrain.
—Discover Magazine, 12 Oct. 2010
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The discovery explains why attempts in the past to develop hindbrain neurons from ectoderm stem cells failed – those cells had already been locked in as forebrain or midbrain neurons.
—Mike McRae 21, New Atlas, 22 Sep. 2026
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For a looming stimulus, a nucleus of nerve cells in the midbrain called the optic tectum has served as the prime threat detector since the early days of vertebrate evolution.
—Tom Siegfried, Smithsonian Magazine, 4 Jan. 2023
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Deep within the brain—in the areas of the hypothalamus, midbrain and hindbrain—the range of cell types is much greater than in the evolutionarily younger cerebral cortex.
—Karin Schlott, Scientific American, 18 Dec. 2023
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The scientists were able to create a synthetic midbrain through stem cells that had been modified to mimic the genetic risk factors for a brain disease like Parkinson’s.
—Sy Mukherjee, Fortune, 9 Sep. 2021
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When recalling memories, the thalamus — a small structure within the brain between the cerebral cortex and the midbrain — is activated.
—Ebony Williams, ajc, 14 Apr. 2022
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This revealed that there were roughly triple the number of neurons connecting the mouth-movement control region with the cortex that controls hearing, and a midbrain structure that controls vocalizations.
—ArsTechnica, 1 June 2026
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The researchers looked specifically at the midbrain, a region on the brain stem that governs primitive, thoughtless functions such as hearing and temperature regulation.
—Eva Frederick, Science | AAAS, 7 Aug. 2019
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Postmortem analysis of his brain showed massive loss of nerve cells in two regions of the thalamus, a structure about the size of a walnut that is found in the midbrain and generally acts as a way station for incoming sensory input.
—Robert Stickgold, Scientific American, 1 Oct. 2015
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At the midbrain-hindbrain boundary, for example, cells activate a distinct set of genes that include signaling molecules that go on to influence the development of the neighboring tissues on both sides of the boundary.
—John Timmer, ArsTechnica, 23 Sep. 2026
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This implies that our own hindbrain is already represented by an exclusive lineage of cells distinct from the forebrain and midbrain just three weeks after conception, roughly when other major organs like the heart are distinguishing themselves.
—Mike McRae 21, New Atlas, 22 Sep. 2026
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For example, the brainstem’s midbrain reticular nucleus, which is involved in initiating movement, is a fairly underexplored region, Abbasi-Asl said.
—Amber Dance, Quanta Magazine, 9 Feb. 2026
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'midbrain.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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