Neuroscience

Why are sounds not perceived under anesthesia?

The purpose of anesthesia is to put the brain into an unconscious state in which stimuli such as sounds are not perceived. In this state, the neurons in the auditory cortex are still stimulated by sounds, but the latter are ...

Biomedical technology

Q&A: What is the benefit of cochlear implants over hearing aids?

I'm 70 years old and have worn hearing aids for about a decade. Over the past several years, my hearing seems to be getting worse. Although I have tried several different kinds of hearing aids, I feel as if they are not effective ...

Neuroscience

Somatostatin neurons cooperate in the cerebral cortex

The brain's cerebral cortex is made up of distinct regions involved in myriad processes, from sensory perception to cognitive functions like memory, attention, and decision-making. University of Pittsburgh neuroscience researchers ...

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