Tag: <span>cortex</span>

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Anesthesia blocks sensation by cutting off communication within the cortex

Under propofol general anesthesia, sensory input still reaches the brain, but signals do not spread. Results suggest consciousness requires cortical regions to all be “on the same page”Peer-Reviewed Publication EARL K. MILLER AT THE PICOWER INSTITUTE IN 2022. CREDIT: DAVID ORENSTEIN/MIT PICOWER INSTITUTE General anesthesia evokes a dual mystery: How does it disrupt consciousness, including...

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Study unveils the distinct activation patterns of glutamatergic projection neurons in the cortex of living mice

by Ingrid Fadelli , Medical Xpress Credit: Mohan et al The cerebral cortex, the outer layer of the mammalian brain, is known to play a key role in numerous higher-level processes, including language, memory and decision-making. While countless studies have explored its structure and function, imaging its neuronal dynamics with the identity of its cell...