Etiology, stressors, problems of addiction, dependence, and relapse

Elaborate on etiology, stressors, problems of addiction, dependence, and relapse in the U.S. currently.
Identify potential physical and mental findings when examining a client with a substance use disorder. Note your rationales.
Describe possible triggers to compulsive substance use or behavioral addiction.
Discuss the neurobiological mechanisms that underlie addictive behavior.
What are the medication-assisted treatments (MATs) and psychotherapeutic interventions for monitoring (for alcohol and for opioid abuse)?