Li et al. (2013) - Biological

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1. Could this study be generalised?

  • No - only British women were used
  • No - only Chinese women were used
  • No - only Chinese men were used
  • Yes - a variety of ethnicity and genders were used
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2. How many participants were used in the study?

  • 14 drug addicts and 14 healthy individuals
  • 98 non-drug addicts
  • 75 drug addicts and 2 healthy individuals
  • 50 non-drug addicts

3. There was a strong connection between the PCC (posterior cingulate cortex) and the BDS (bilateral dorsal striatum) - r=+0.5, and the BI (bilateral insula) - r=+0.6, which demonstrates a significant positive correlation. What does this suggest?

  • The longer the participant had been addicted, the stronger these connections were
  • The longer the participant had been addicted, the weaker these connections were

4. Where were the sample recruited from?

  • Hospital in England
  • Rehabilitation centre in England
  • Rehabilitation centre in China
  • Hospital in China

5. Each participant underwent a ... followed by a ...

  • resting state CAT scan ... heroin-cue CAT scan
  • resting state PET scan ... cocaine-cue PET scan
  • resting state fMRI scan ... heroin-cue fMRI scan
  • resting state fMRI scan ... cocaine-cue fMRI scan
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