behavior based on the pathological need for a substance or activity such as nicotine or cocaine
Substances that affect mental functioning in the central nervous system. Alcohol, nicotine, heroin, Ecstasy, etc.
The poisonous nature of the substance that leads to physiological chances in the brain
excessive use of a substance that leads to hazardous behavior or a health problem
Physiological need for increasing amounts of a substance to achieve the desired effect.
the need for increased amounts of substance to achieve the desired effect
Physical symptoms such as sweating, tremors, and tension that accompany abstinence from the drug
alcholic or alcoholism
A compulsion to take alcohol on a continuous or periodic basis in order to experience its psychic effects and avoid the discomfort of its absence
Alcohol withdrawal delirium
The person enters a state of withdrawal. Slight noises or suddendly moving objects may cause considerable excitement and agitation
Mesocortiocolimbic dopamine pathway (MCLP)
center of psychoactive drug activation in the brain. Stimulation to this area of the brain creates great pleasure
The body's own opium-like substance. Produced by the pituitary gland and produced in response to stimulation and plays a role in an organim's reaction to pain
Aids in falled to sleep
Drugs that are thought to induce hallucinations