Sentences with phrase «sensory body map»

Looking for the roots of this sensory decline, German researchers at Ruhr University Bochum stumbled on a surprise: rather than shriveling up, the brain's sensory body map — which helps us discriminate Braille letters by determining where the raised bumps are in relation to one another — expands with age, exactly as it does during learning.

Not exact matches

These «maps», found in the motor and sensory cortices (see diagram, below), tend to preserve the basic spatial layout of the body — neurons that represent our fingers are closer to neurons that represent our arms than our feet, for example.

This repeated localized sensory focus, the scientists write, enhances control over localized alpha rhythms in the primary somatosensory cortex where sensations from different body are «mapped» by the brain.

However, certain areas such as the posterior cingulate cortex and precuneus, some lateral parietal areas, and associated paramedian thalamic nuclei, may constitute strategic crossroads for coordinating the interactions among different sensory maps and frames of reference concerning the body and the environment.