Do you prefer full moons, new moons, or crescents? Whatever your birth moon, with Moonglow jewelry you can wear your favorite moon! Our moon phase necklaces make great gifts for any occasion, especially birthdays and anniversaries!
In the brain, dopamine functions as a neurotransmitter âa chemical released by nerve cells to send signals to other nerve cells. The brain includes several distinct dopamine systems, one of which plays a major role in reward-motivated behavior.
Neurotransmitters and Drug Effects. Drugs with a potential to produce abuse and addiction have an effect on your body because they alter the neurochemical environment in your brain. Some drugs, such as heroin and marijuana, have chemical structures that closely mimic the structures of your neurotransmitters.