Johanson - biological explanation
- Created by: Danna.Wright
- Created on: 17-04-15 17:41
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- Johanson (biological explanation)
- to find out if abnormalities in brain function is associated with phobias
- 16 women suffering with arachnophobia
- participants given radioactively labelled oxygen and then were shown images of spiders while having a PET scan
- 8 responded with severe panic at sight of spider
- had reduced blood flow to the right frontal lobe
- other 8 shown some fear but controlled it successfully
- had increased blood flow to the right frontal lobe
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