Abnormal Psychology- Chapter 11- Substance-Related Disorders Questions And Answers 2025/2026

Substance-Related Disorders - ANS-Patterns of maladaptive behavior centered on the
regular use of a substance
Addictive Behavior - ANS-Behavior based on the pathological need for a substance.
Psychoactive substances - ANS-Affects mental functioning in the Central Nervous
System (CNS); includes substances such as nicotine, alcohol, ecstasy, or cocaine.
Substance Abuse - ANS-Generally involves an excessive use of a substance resulting
in:
1) Potentially hazardous behavior such as driving while intoxicated
2) Continued use despite a persistent social, psychosocial, occupational, or health
problem.
Substance Dependence - ANS-Includes more severe forms of substance-use disorders
and usually involves a marked physiological need for increasing amounts of a
substance to achieve the desired effects.
Tolerance - ANS-The need for increased amounts of a substance to achieve the desired
effects; results from biochemical changes in the body that affect the rate of metabolism
and elimination of a substance from the body.
Withdrawal - ANS-Refers to physical symptoms such as sweating, tremors, and tension
that accompany abstinence from the drug.
Alcoholic (Alcoholism) - ANS-Now known as Alcohol Dependence Syndrome; a state,
psychic and usually also physical, resulting from consuming alcohol, characterized by
behavioral and other responses that always include a compulsion to consume alcohol
on a continuous or periodic basis in order to experience its psychic effects, and
sometimes to avoid the discomfort of its absence.
Alcohol Withdrawal Delirium - ANS-Acute delirium associated with withdrawal from
alcohol after prolonged heavy consumption; characterized by intense anxiety, tremors,
fever and sweating, and hallucinations
Mesocorticolimbic Dopamine Pathway (MCLP) - ANS-The center of psychoactive drug
activation in the brain; it is made up of neuronal cells in the middle portion of the brain
known as the ventral tegmental area and connects to other brain centers such as the
nucleus cumbens and then to the prefrontal cortex.