Drug Dependence/ attention Flashcards
class of psychoactive drugs used to induce sleep or reduce anxiety by depressing your CNS( not often perscribed)
Barbiturates
class of psychoactive drugs used to induce sleep or reduce anxiety by depressing your CNS(commonly prescribed)
Benzodiazepines
class of psychoactive drugs that can induce sleep and reduce pain but is NOT a depressant
Opiates/ Opioids
Class of drugs that act on GABA receptors, open Cl- channels on your neuron and inhibit excitation
Depressants
where is dopamine produced?
The ventral tegmental area of the mid brain
Prototypical hallucinogen. Interferes with serotonin, which causes people to
experience hallucinations
causes Hallucinations that are visual instead of auditory
LSD
What is one common way overdoses happen?
Drug user switches his environement that he does the drug (body does not prepare for drug)
What is a “crash”
Body changes its homeostasis preparing for drug, but doesnt recieve the drug
What locations does the VTA send dopamine( as part of the reward system)?
- amygdala(emotions)
- hippocampus(memory)
- Nucleus accumbens (controls motor movements)
- prefrontal cortex(attention)
the amygdala and hippocampus are part of____ pathway
mesolimbic
Is a reduction
in the efficacy or responsiveness to a novel drug due to a
common CNS target.
Cross Tolerance
what are common signs you are addicted to a drug
Tolerance to drug
need drug to feel normal not euphoric
refers to behavioural and psychological effects on the person
Intoxication
Can result in substance induced disorders
withdrawl
what is the difference between substance induced disorders and substance use disorders
substance induced disorders-
conditions that are caused by substance
substance use disorders-
1) increasing substance usage
2) experience withdrawal symptoms
what drug is commonly given as therapy to drug addicts?
Methadone
Psychological treatments for drug treatment
- Cognitive behavioral therapy
- Motivational interviewing
Cocktail Party effect
ability to concentrate on one voice in a crowd. or when someone calls your name(endogenous cue)
in-attentional blindness aka Perceptual Blindness
“miss something right in front of you”
Change Blindness
fail to notice changes from a previous to a current state in environment
are objects and events out in the world about you that you are aware of and respond to
distal stimuli
are patterns of stimuli from objects that we perceive with our senses
proximal stimuli
is the act of bringing
the spotlight of attention on an object or event without body or eye movement.
Covert Orienting
a person turns all or part of body to alter maximize sensory impact of environment
overt orienting
occures when attention is attracted by the motion of an object
attention capture
occures when brain damage causes loss in spatial dimension of divided attention
Neglect Syndrome
what is the main neurotransmitter that modulates the Basal forebrain (orientating attention)
Acetycholine
collection of structures located below the striatum. It is considered to be the major cholinergic output of the central nervous system
Basal forebrain
type of attention that is involved in goal-directed behavior
Executive attention
