Tag: <span>Consciousness</span>

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Role of dopamine in consciousness
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Role of dopamine in consciousness

by Barbara Jacquelyn Sahakian, Christelle Langley, Emmanuel A Stamatakis, Lennart Spindler,  The Conversation We know very little about the human brain. Credit: Orla/Shutterstock Consciousness is arguably the most important scientific topic there is. Without consciousness, there would after all be no science. But while we all know what it is like to be conscious—meaning that we...

Repeated head impacts associated with later-life depression symptoms, worse cognitive function
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Repeated head impacts associated with later-life depression symptoms, worse cognitive function

by Boston University School of Medicine Scientists have long believed that a single traumatic brain injury (TBI) earlier in life may contribute to problems with memory, thinking and depression later in life. In most previous studies, however, research failed to examine the possible role of having a history of exposure to repetitive head impacts, including...

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Simple ‘sniff test’ reliably predicts recovery of severely brain injured patients

The ability to detect smells predicts recovery and long-term survival in patients who have suffered severe brain injury, a new study has found. A simple, inexpensive ‘sniff test’ could help doctors to accurately diagnose and determine treatment plans for patients with disorders of consciousness. Published today in the journal Nature, the study involved brain injured...

Researchers stimulate areas vital to consciousness in monkeys’ brains—and it wakes them up
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Researchers stimulate areas vital to consciousness in monkeys’ brains—and it wakes them up

by Cell Press One of the central questions in neuroscience is clarifying where in the brain consciousness, which is the ability to experience internal and external sensations, arises. On February 12 in the journal Neuron, researchers report that a specific area in the brain, the central lateral thalamus, appears to play a key role. In...

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Waking up is hard to do: Prefrontal cortex implicated in consciousness

Philosophers have pondered the nature of consciousness for thousands of years. In the 21st century, the debate over how the brain gives rise to our everyday experience continues to puzzle scientists. To help, researchers in the University of Michigan Medical School Center for Consciousness Science are working to identify areas of the brain that help us wake...

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What if consciousness is not what drives the human mind?

  Everyone knows what it feels like to have consciousness: it’s that self-evident sense of personal awareness, which gives us a feeling of ownership and control over the thoughts, emotions and experiences that we have every day. Most experts think that consciousness can be divided into two parts: the experience of consciousness (or personal awareness), and the contents...

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