Substance Use Disorders Flashcards Preview

DSM-5 Disorders > Substance Use Disorders > Flashcards

Flashcards in Substance Use Disorders Deck (50)
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1
Q

Which class of drug are most likely to cause dependence, tolerance and withdrawal?

A

Depressants.

2
Q

Where is alcohol mostly absorbed?

A

The small intestine.

3
Q

Which neurotransmitters does alcohol affect?

A

increases GABA, lowers Glutamate (affecting cognitive abilities) and Serotonin (affecting cravings)

4
Q

What is the most extreme withdrawal symptom?

A

Withdrawal delirium (delirium tremens - the DTs)

5
Q

What are long-term effects of alcohol consumption?

A

Dementia and Wernicke-Korsakoff syndrome (WK invovles confusion, loss of muscle coordination, unintelligible speech - possible lack of thiamine).

6
Q

With what do we metabolize alcohol?

A

Alcohol dehydrogenase.

7
Q

Which form of alcohol dehydrogenase is prevalent in children with FAS?

A

Beta-3.

8
Q

How many Americans over 12 are current drinkers?

A

Around half.

9
Q

Which race drinks the most?

A

Whites. (Asians = least)

10
Q

How many with severe alcohol dependence have spontaneous remission?

A

Around 20%

11
Q

Those who tend not to develop slurred speech, staggering and other sedative effects of alcohol are…

A

more likely to abuse it.

12
Q

What were barbiturates designed for?

A

Sleep.

13
Q

Which are safer? Benzos or barbiturates?

A

Benzos

14
Q

What happens if you take too much of a barbituate?

A

Your diaphragm can relax so much it collapses.

15
Q

Who seeks help for barbituates and benzos?

A

White housewives.

16
Q

Psychoactive drugs include…

A

Caffeine, nicotine, cocaine, amphetamines, MDMA.

17
Q

At low doses, amphetamines can induce feelings of…

A

Elation and vigor and can reduce fatigue. But then you get a comedown.

18
Q

Narcoleptics and children with ADHD are prescribed what?

A

Amphetamines.

19
Q

T/F: Tolerance builds quickly for amphetamines.

A

True

20
Q

What does withdrawal of amphetamines result in?

A

Apathy, prolonged sleep, irritability and depression.

21
Q

What makes Ice (crystal meth) dangerous?

A

Stays in the system longer than cocaine and makes people aggressive.

22
Q

What do amphetamines do?

A

Stimulate the nervous system by enhancing:

Norepinephrine and Dopamine.

23
Q

What do amphetamines do with norepinephrine and dopamine?

A

Assists in their release and blocks reuptake.

24
Q

How does cocaine work?

A

Blocks dopamine reuptake, binds to dopamine receptor cites.

25
Q

What does chronic use of cocaine result in?

A

Aging of the brain.

26
Q

What does cocaine withdrawal look like?

A

Apathy and boredom.

27
Q

Low doses of nicotine can…

A

relieve stress and improve mood.

28
Q

High doses of nicotine can…

A

blur vision, cause confusion, lead to convulsions and sometimes even cause death.

29
Q

Rate of relapse between alcohol, heroin and cigarettes?

A

All the same.

30
Q

What does nicotine do?

A

Stimulates nicotinic acetylcholine receptors in midbrain reticular formation and limbic system - site of the brain’s pleasure pathway.

31
Q

Where is the brain’s pleasure pathway?

A

Midbrain reticular formation and limbic system.

32
Q

Recovery is considered achieved after how many years of opioid use?

A

5

33
Q

What do opioids do?

A

Tap into the body’s natural opioid system to release more (endorphins and enkephalins). They also inhibit GABA (gaba can’t police the other neurotransmitters).

34
Q

Which drugs are opioids?

A

Morphine, Heroin, opium etc.

35
Q

Which neurotransmitter do LSD, psilocybin, lysergic acid amid and DMT resemble?

A

Serotonin.

36
Q

Mescaline resembles which neurotransmitter?

A

Norepinephrine.

37
Q

Naltrexone may be most effective for people…

A

with a particular gene variant in opioid receptors.

38
Q

What do all abused drugs activate?

A

Pleasure pathway (midbrain reticular formation and limbic system).

39
Q

Brain wave patterns are different for those at risk of…

A

alcoholism.

40
Q

What psychological factor influences whether or not someone would decide to continue using drugs?

A

Positive reinforcement.

41
Q

Expectancies and cravings are considered…

A

cognitive dimensions of drug taking.

42
Q

Neuroplasticity is evidenced in addiction in what way?

A

The brain will reorganize itself to adapt, increasing the drive to obtain the drug and decreases the desire for other nondrug experiences.

43
Q

T/F: personal motivation to change is necessary to recover.

A

F - important but not necessary

44
Q

Buprenorphine is what?

A

New opioid agonist, blocks the effects of opioids and seems to encourage better compliance than would a nonopiate or opiate antagonist.

45
Q

Is there a difference between intensive residential setting programs and quality outpatient care in outcomes?

A

Not necessarily

46
Q

People may do just as well as ____ as they would as outpatients.

A

inpatients

47
Q

Effectiveness of AA is based on…

A

Unknown

48
Q

Who is AA good for?

A

Highly motivated individuals seeking to achieve total abstinence (on a budget).

49
Q

What are common barriers to recovery?

A

Lack of personal awareness of problem, and unwillingness to change.

50
Q

What does the relapse prevention model do?

A

Examines learned aspects of dependence and sees relapse as a failure of cognitive and behavioral coping skills. Involves helping people remove ambivalence about stopping drug use by examining beliefs. High risk situations are identified and strategies are developed.