Concept art. Concept art is a form of illustration used to convey an idea for use in films, video games, animation, comic books, or other media before it is put into the final product. Concept art is also referred to as visual development and/or concept design.
The term âpsychoactive substancesâ includes all substances that affect the brainânot only legal, non-prescription drugs such as alcool and tobacco) and illegal drugs such as cannabis and heroin), but also prescription medications such as Valium and other tranquilizers and Prozac and other antidepressants.
The symptomatic effects of drug abuse are a result of alterations in the functioning of the following neurotransmitters or their receptors: acetylcholine, dopamine, Î³-aminobutyric acid, norepinephrine, opioids and serotonin.Anticholinergic drugs antagonize acetylcholine receptors.he symptomatic effects of drug abuse are a result of alterations in the functioning of the following neurotransmitters or their receptors: acetylcholine, dopamine, Î³-aminobutyric acid, norepinephrine, opioids and serotonin.