A Neurostimulator, Surgically Implanted in the Chest and Connected to Electrodes

Multiple Choice

A neurostimulator, surgically implanted in the chest and connected to electrodes in the brain via wires under the skin, sends electrical signals to the brain of a person with major depressive disorder. This new experimental treatment, which does not involve seizures, is called:

A) deep brain stimulation (DBS) .
B) electroconvulsive therapy (ECT) .
C) vagus nerve stimulation (VNS) .
D) transcranial magnetic stimulation (TMS) .