The brain contains several motor areas that project directly to the spinal cord.
However, it only makes privileged contact with one motor area.
The most dramatic form of such a disease is one where the motor area is affected.
Either some motor area had been burned out in the mind fight, or the slave was reluctant to leave.
The motor areas are located in both hemispheres of the cortex.
Then the brain makes a decision and sends nerve impulses to the motor areas to give responses.
These results have been taken to indicate a link between motor areas and cognitive processing.
He has a scar in his left brain, in the motor area which controls the right hand.
In one test, the scientists asked subjects simply to move pegs across a board; motor areas "lit up" as expected.
Called the supplementary motor area, it is involved in the mental simulation of movements.