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Unformatted text preview: More positive consultation with doctor lead to better results Biology of Placebo Effect-Produce similar effects to real drugs: dose effects, time effects, depends on severity of disorder-blocked by naloxone (opiate antagonist)-Has cumulative effect morphine told morphine= full effect morphine told placebo= medicinal effect placebo told morphine= placebo effect Brain Imaging PET scans detect metabolism of FDG, glucose analog. Shows where most of the metabolism is occurring. Showed that placebo analgesia involves higher cognitive networks as well as opoid networks. Rostral anterior cingulated cortex (rACC) and the brainstem are implicated in opioid analgesia Shares areas between opiate and placebo in brain activation...
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- Summer '11
- Morphine, frozen shoulder