Prerontal cortex Quotes

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I once read that if the folds in the cerebral cortex were smoothed out it would cover a card table. That seemed quite unbelievable but it did make me wonder just how big the cortex would be if you ironed it out. I thought it might just about cover a family-sized pizza: not bad, but no card-table. I was astonished to realize that nobody seems to know the answer. A quick search yielded the following estimates for the smoothed out dimensions of the cerebral cortex of the human brain.An article in Bioscience in November 1987 by Julie Ann Miller claimed the cortex was a "quarter-metre square." That is napkin-sized, about ten inches by ten inches. Scientific American magazine in September 1992 upped the ante considerably with an estimated of 1 1/2 square metres; thats a square of brain forty inches on each side, getting close to the card-table estimate. A psychologist at the University of Toronto figured it would cover the floor of his living room (I haven't seen his living room), but the prize winning estimate so far is from the British magazine New Scientist's poster of the brain published in 1993 which claimed that the cerebral cortex, if flattened out, would cover a tennis court. How can there be such disagreement? How can so many experts not know how big the cortex is? I don't know, but I'm on the hunt for an expert who will say the cortex, when fully spread out, will cover a football field. A Canadian football field.

Jay Ingram
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Language and hearing are seated in the cerebral cortex, the folded gray matter that covers the first couple of millimeters of the outer brain like wrapping paper. When one experiences silence, absent even reading, the cerebral cortex typically rests. Meanwhile, deeper and more ancient brain structures seem to be activated--the subcortical zones. People who live busy, noisy lives are rarely granted access to these areas. Silence, it appears, is not the opposite of sound. It is another world altogether, literally offering a deeper level of thought, a journey to the bedrock of the self.

Michael Finkel, The Stranger in the Woods: The Extraordinary Story of the Last True Hermit
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Intense fatigue or illness may also weaken the control of the cortex. Hence we find tired or sick persons responding to threats with a greater degree of undifferentiated anxiety. In psychoanalytic terms, we would speak of this as regression.

Rollo May, The Meaning of Anxiety
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It is an utter insult towards the fascinating neurons of your cerebral cortex, to believe anybody’s words blindly, even if that person is a Scientist or a Philosopher. So, I urge to you, that you must exercise your own reasoning and judgment (that’s what your cerebral cortex is for; to be specific the frontal lobes) at all times.

Abhijit Naskar, In Search of Divinity: Journey to The Kingdom of Conscience
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Meditation is blossoming of the prefrontal cortex to overcome the momentum of the nature. It is coming out of the loops of memories, patterns,fears, dreams and anger.

Amit Ray, Meditation: Insights and Inspirations
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How do we regulate our emotions? The answer is surprisingly simple: by thinking about them. The prefrontal cortex allows each of us to contemplate his or her own mind, a talent psychologists call metacognition. We know when we are angry; every emotional state comes with self-awareness attached, so that an individual can try to figure out why he's feeling what he's feeling. If the particular feeling makes no sense—if the amygdala is simply responding to a loss frame, for example—then it can be discounted. The prefrontal cortex can deliberately choose to ignore the emotional brain.

Jonah Lehrer, How We Decide
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We live in the Age of the Higher Brain, the cerebral cortex that has grown enormously over the last few millennia, overshadowing the ancient, instinctive lower brain. The cortex is often called the new brain, yet the old brain held sway in humans for millions of years, as it does today in most living things. The old brain can’t conjure up ideas or read. But it does possess the power to feel and, above all, to be. It was the old brain that caused our forebears to sense the closeness of a mysterious presence everywhere in Nature.

Deepak Chopra, The Book of Secrets: Unlocking the Hidden Dimensions of Your Life
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Civilization is a product of the cerebral cortex.

Carl Sagan, Cosmos
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Prediction is not just one of the things your brain does. It is the primary function of the neo-cortex, and the foundation of intelligence.

Jeff Hawkins
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Mourning is never really complete. The mappings of the old play remain in the cortex, like those mappings of the phantom limb.

Robert A Berezin
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