Question

In this new biological treatment, electrodes are implanted in various regions of the brain, and the electrodes are coupled to an external device that sends out stimulating electrical pulses:

Answer 1

Answer: Deep brain stimulation
Deep brain stimulation is a procedure where the various site of the brain is stimulated by using an external device. It is one of the neurosurgical methods that was reversible, makes it safer than lesioning techniques that can't be reversed.