Memory
J. V. Siry, Ph.D.

The Memory Code

Researchers are detecting "rules that the brain uses in laying down memories."


Karen Horney, Neurosis and Human Growth

 

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Molecules of memory

"In 1949, Canadian psychologist Donald O. Hebb postulated that memory is produced when two nerve cells interact in a way that somehow strengthens future signaling through the synapse–the contact point between the two neurons."

Scientific American, July 2007, p. 59.

The seat of memory is the hippocampus. "vivid memories."

"This ability to learn from past experience allows all animals to adapt to a world that is complex and ever changing."

Discovery of this memory code" is what researchers mean by the molecules involved in the following:

"The brain relies on large populations of neurons acting in concert to represent and form a memory of an organism's experiences."

"the rules the brain uses to identify and make sense of the body's experiences."

"unravel how the brain makes memories". . . or

"the rules the the brain follows to convert collections of electrical impulses into perception, memory, knowledge and, ultimately behavior."

Scientific American, July 2007, p. 52.

box wreck

"In the mouse hippocampus subsets of such populations (of nerve cells)–dubbed 'neural cliques'–have been shown to respond to different aspects of an event. Some represent abstract general information about a situation, others indicate more selective features."

p. 52.

"First, We believe that neural cliques serve as the functional coding units that give rise to memories and that they are robust enough to represent information even if some individual neurons in the ensemble vary somewhat in their activity."

p. 57.

 

sensory organ

Organizing principles that govern memory

"The brain relies on memory-coding cliques (related nerve tissue) to record and extract different features of the same event, and it essentially arranges the information relating to a given event into a pyramid whose levels are arranged hierarchically, from the most general, abstract features to the most specific aspects."

p. 57.

Source:

Joe Z. Tsien, "The Memory Code." Scientific American, July 2007, pp. 52-59.

Neuro-science: Brain structures | Memory | Mind-brain | Neuronal memory signals | Psycho-pathology | Mirror neurons

The neuronal partnership roles of astrocytes & glia.

brain, speech organs & language evolution

evolution of intelligence

visual cortex


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