Divided Attention

Divided Attention Do all of our cognitive processes withdraw from the same cognitive bank? How is it that we are able to drive a car, chew gum, talk on the phone and listen to music all at once? Is it possible that our mental resources are somehow specialized in such a way so that different tasked are allocated different resources at different strengths? Our brain is unfathomable in it's ability distribute responsibility to different regions …

…that have fired recently will have a higher baseline level. What time frame are we talking here? How many msec? It also says detectors that have fired frequently in the past will gradually gain a higher and higher baseline level. Is this because of more dense connections? The strengthening of connection? How does this occur? I do understand their explanation of these phenomena when it comes to priming, but in other facets I do not.