... neuron survival time increased, cortical thickness, neuron size, the size of the synaptic contact areas, neuronal metabolism, ... A protein called MAP-2 (micro-tubule associated protein 2) has been found to play a leading role in the structuring of the ... "motor cortex;" below it the "motor speech center" (area of Broca) is situated. The frontal part would be responsible for ... Each neuron has hundreds of dendrites, receiving messages from other neurons, adjacent or far away, via the synapses, allowing ...