Chapter 11: Substance Abuse and Impulse Control Disorders Flashcards
Substance
any chemical compound that is ingested to alter mood or behaviour
Psychoactive
a substance that leads to intoxication or being high; can become addicted to it
Use vs Abuse Vs Dependence/Addiction
use - no distress
abuse - impairment/distress but not needed for everyday life
addiction - needed for day to day functioning
Types of Dependence (2)
- physiological
- psychological
Physiological Dependence
tolerance and withdrawal
Psychological Dependence
drug seeking behaviour
Integrative Model (3)
- introduction (social and cultural expectations)
- drug use (psych influence, reinforcement)
- psychosocial stressors
- abuse, then addiction
Depressants
cause sedation, decreased arousal, and depress the nervous system
Depressants (Examples)
Benzos
Xanax
Barbituates
Valium
Stimulants
increase alertness and stimulate the nervous system
Stimulants (Examples)
Amphetamines
Cocaine
Nicotine
Amphetamines
produce elation and vigour, then fatigue and depression; they stimulate the CNS by increasing the release of norepinephrine and dopamine, and the reuptake is inhibited
Cocaine
has a different flow of withdraw, as the psych addiction persists after the physical symptoms go away
Opiates
analgesia (pain reducer)
feelings of euphoria/wellbeing
Opiates (Examples)
Heroin
Opioids
Codeine
Morphine