The brain explanation evaluation

• What is a strength of the brain explanation?

  Advances in neuroimaging technology allows psychologists to research areas of the brain in depth and make comparisons.
• What is a strength of the brain explanation?

  We can identify certain areas with links to OCD ( excessive brain activity).
• What is a strength of the brain explanation?

  PET scans have found higher activity in the orbitofrontal cortex in patients suffering from OCD. One suggestion is that the heightened activity in the orbitofrontal cortex increases the conversion of sensory information to actions (behaviours) which result in compulsions.
• What is a weakness of the brain explanation?

  Repetitive behaviours can be explained by areas of the brain but obsessive thoughts cannot.
• What is a weakness of the brain explanation?

  Not one single are has always been found to be involved.
• What is a weakness of the brain explanation?

  Cause and effect- changes in the brain could be due to OCD, not the cause.