anesthesia Archives - Neuroscience News

This shows AAN activation in the supraoptic nucleus

General anesthesia hijacks sleep circuitry to knock you out

Neuroscience NewsApril 18, 2019

Study reveals anesthesia activated neurons have been discovered in the hypothalamus. Activation of AANs promotes slow-wave sleep, extending the effects of anesthesia, while inhibition of AANs shortens the duration of general anesthetics and disrupts natural sleep.... Read More...

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Image is a diagram showing how anesthesia disrupts neurodevelopment

Anesthesia sends neurons down the wrong path in unborn rat babies

Neuroscience NewsApril 12, 2019

In utero exposure to anesthesia appears to disrupt the migration of neurons to developing brain areas critical to language and cognition in rats. ... Read More...

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Waking Up is Hard to Do: Prefrontal Cortex Implicated in Consciousness

Neuroscience NewsJune 21, 2018

A new study reveals the prefrontal cortex may play a role in coordinating the level of consciousness through the cholinergic system.... Read More...

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Anesthesia and Surgery during Infancy May Impact White Matter during Childhood

Neuroscience NewsAugust 24, 2017

Researchers report children who underwent general anesthesia and surgery prior to the age of one showed decreased white matter volume and integrity.... Read More...

FeaturedNeurology3 min read

Image shows a chemical diagram of caffeine.

Caffeine Shortens Recovery Time From General Anesthesia

Neuroscience NewsAugust 1, 2017

A new study reveals animals injected with caffeine during the last 10 minutes of exposure to general anesthetic woke more quickly than those injected with saline solution. Waking times became significantly quicker with higher doses of caffeine.... Read More...

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What a Trip: First Evidence for Higher State of Consciousness Found

Neuroscience NewsApril 19, 2017

Researchers observe a sustained increase in neural signal diversity in people under the influence of psychedelics.... Read More...

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New Insights Into Activity Patterns Inside the Anesthetized Brain

Neuroscience NewsNovember 11, 2016

Under anesthesia, the nerve cells change their mode of operation by firing more synchronously, and by becoming surprisingly reactive to environmental stimuli, researchers report.... Read More...

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Activating Certain Neurons May Spur Recovery From General Anesthesia

Neuroscience NewsOctober 25, 2016

Using optogenetics to activate dopamine receptors in the ventral tegmental area could help people regain consciousness following general anesthesia, researchers report.... Read More...

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Music For The Eyes

Neuroscience NewsMay 28, 2016

Researchers report patients who listen to relaxing music prior to eye surgery tend to have less anxiety and require less sedation than those who didn't.... Read More...

FeaturedPsychology3 min read

Diagram shows how ketamine affects the brain.

A ‘Communication Breakdown’ During General Anesthesia

Neuroscience NewsMay 11, 2016

A new study reveals the neurological mechanisms at work during ketamine anesthesia.... Read More...

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Diagram shows how brain networks during the transition to unconsciousness during propofol sedation.

Brain Waves Could Help Predict How We Respond to General Anesthetics

Neuroscience NewsJanuary 15, 2016

A new study could help doctors to predict an individual's response to general anesthetics.... Read More...

FeaturedNeurologyOpen Neuroscience Articles6 min read

Illustration of a brain with balls inside all networked together.

How the Brain Controls Sleep

Neuroscience NewsOctober 13, 2015

Researchers have discovered a brain circuit that can trigger small regions of the brain to fall asleep or become less alert, while the rest of the brain remains awake.... Read More...

FeaturedNeuroscience6 min read

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anesthesia

General anesthesia hijacks sleep circuitry to knock you out

Anesthesia sends neurons down the wrong path in unborn rat babies

Waking Up is Hard to Do: Prefrontal Cortex Implicated in Consciousness

Anesthesia and Surgery during Infancy May Impact White Matter during Childhood

Caffeine Shortens Recovery Time From General Anesthesia

What a Trip: First Evidence for Higher State of Consciousness Found

New Insights Into Activity Patterns Inside the Anesthetized Brain

Activating Certain Neurons May Spur Recovery From General Anesthesia

Music For The Eyes

A ‘Communication Breakdown’ During General Anesthesia

Brain Waves Could Help Predict How We Respond to General Anesthetics

How the Brain Controls Sleep