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Flashcards in psych exam 2 prep Deck (22)
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1
Q

What makes you more vulnerable to addiction? (4 things)

A
  • age under 25
  • underlying conditions
  • high pressure jobs
  • high-stress environments
2
Q
  • decreases levels of dopamine & serotonin

- belongs to amphetamine class of drugs

A

MDMA/Ecstasy

3
Q
  • varies between different receptors

- an attraction to a receptor

A

affinity

4
Q
  • was a controversial study

- showed less brain activity in drug users and those recovering

A

cocaine w PET scan

5
Q
  • direct agonist to dopamine

- use causes permanent changes

A

cocaine

6
Q
  • powerful class of drugs
A

amphetamine

7
Q
  • led to participants committing suicide

- permanent decrease in serotonin levels

A

Ecstasy study

8
Q
  • process of forming neuronal tolerance

- plugs the receptor making it non-functional

A

“capping” a receptor

9
Q
  • decrease in # of available receptors

- must take more drug for the same effect

A

tolerance

10
Q
  • super high levels of activity
A

color white on the pet scans indicated

11
Q
  • is aversive

- goal pathway neurons fire

A

motivation

12
Q
  • pleasure neurotransmitter
A

dopamine

13
Q
  • involved in pleasure, learning, reward

- series of projections from the VTA to other areas of the brain

A

mesocoricolimbic dopamine pathway

14
Q
  • is stimulated by the VTA

- is the area where dopamine is released

A

nucleus accumbens

15
Q
  • is considered a “reward center”

- is connected to the hippocampus, cortex, nucleus accumbens

A

Ventral Tegmental Area (VTA)

16
Q

The nicotine patch is 45% successful

A

false (25%)

17
Q
  • activate mesolimbic dopamine pathway/nucleus accumbens
  • produce dependency
  • produce neuronal tolerance
A

To be addictive something must:

18
Q
  • can cause changes in other body tissues

- drug is taken to minimize withdrawal symptoms

A

dependency

19
Q
  • Does not cause long-term changes in brain

- does not activate nucleus accumbens

A

Why isn’t nicotine addictive?

20
Q
  • partially antagonizes brain
A

second hand smoke exposure

21
Q
  • binds to nicotinic receptors

- released by cholinergic neurons

A

acetylcholine

22
Q

The nucleus accumbens does neurogenesis

A

false