Dopamine and Sexual Behavior

Dopamine Levels Adderall

Regarding sexual behavior and dopamine, it has long been known that, for example, injections of dopamine-related drugs into the hypothalamus of laboratory animals can influence the interaction between male and female rats and the number of ejaculations produced by the male. Another experiment has associated sexual activity with dopamine in the nucleus accumbens, a brain region well known to be connected to drugs. The far left side of Figure 6-2 shows the dopamine levels in the brain of a male...

Deep Brain Stimulation Today

Deepbrain Stimulation

A useful procedure used today in humans is called deep brain stimulation (DBS), which is not necessarily associated with drugs and pleasure. In this procedure, neurosurgeons implant electrodes into the brains of patients with a battery-powered generator that produces electrical pulses (see Figure 3-2). It has been found that stimulation of the electrodes can relieve symptoms of chronic pain, major depression, Parkinson's disease, and other disorders. Of course, it depends where the electrodes...