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MessagePosté le: Jeu 11 Jan - 07:09 (2018)    Sujet du message: www.packersfanaticproshop.com Répondre en citant

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One received lesions in the thalamus and the other in an area “believed” to be unrelated to pain. The results showed a significantly higher pain threshold for the rats with thalamic lesions. Our conclusion was that lesions of the thalamus increased pain threshold. However, the difference between the two groups could just as well have been due to a lowering of pain threshold as a result of the other lesion rather than a rising of threshold because of the thalamic damage. This ambiguity could have been dispelled if three groups had been run rather than two. The third group would be a non-lesion control group. Comparing the pain threshold of the two lesion groups with the non-lesion group would help resolve the issue.

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