Concept Description A. Addiction 1. Results in anxiety, nausea, and sweating upon discontinuation B. Tolerance 2. Psychological attachment to the effects of drugs/alcohol C. Dependence 3. Increased intake due to reduced receptor response D. Withdrawal Syndrome 4. Leads to social adjustment problems

Step-by-step solution

Addiction refers to the psychological attachment to the pleasurable effects of drugs or alcohol. Tolerance is when the body requires higher doses to achieve the same effects due to reduced receptor sensitivity. Dependence results in the neglect of social norms and can lead to significant social adjustment issues. Withdrawal syndrome is characterized by physical symptoms such as anxiety and nausea when drug use is stopped.