List of Controlled Substances Disclaimer. Section 812 of the Controlled Substances Act (21 U.S.C. Â§801 et seq.) (CSA) lists substances which were controlled in 1970 when the law was enacted. Since then, approximately 160 substances have been added, removed, or transferred from one schedule to another.ubstances in this schedule have a high potential for abuse which may lead to severe psychological or physical dependence. Examples of Schedule II narcotics include: hydromorphone (DilaudidÂ®), methadone (DolophineÂ®), meperidine (DemerolÂ®), oxycodone (OxyContinÂ®, PercocetÂ®), and fentanyl (SublimazeÂ®, DuragesicÂ®).
Neuroplasticity is the brain's amazing capacity to change and adapt. It refers to the physiological changes in the brain that happen as the result of our interactions with our environment.europlasticity is the brain's amazing capacity to change and adapt. It refers to the physiological changes in the brain that happen as the result of our interactions with our environment.
Benign brain tumors. A tumor that is benign does not contain any cancer cells. A benign brain tumor occurs when otherwise normal brain cells grow in an abnormal way and form a mass of cells. A benign tumor does not act like a cancerous brain tumor:1  It usually does not spread beyond the immediate area. 2  It does not invade other tissue.rain tumors are named after the location in which they are found or the type of cell that is involved. Brain tumors may be: 1  Benign (an abnormal growth of cells that is not cancer).