Effects of depressants and stimulants on the body and mind.

    As two classes of substances that are prone to abuse and dependence, distinguish between the effects that depressants and stimulants have on the body and mind. Discuss the complications that can arise when a substance use disorder is a comorbid (or co-occurring) condition for individuals experiencing another mental disorder. Give an example where substance abuse could be negatively reinforced by the presence of other symptoms of psychopathology.