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Posterior parietal cortex

 
Wikipedia: Posterior parietal cortex
Brain: Posterior parietal cortex
Lobes of the brain NL.svg
Lobes of the brain. Parietal lobe is yellow, and the posterior portion is near the red region.
Gray726-Brodman.svg
Lateral surface of the brain with Brodmann's areas numbered. (#5 and #7 in upper right)

The posterior parietal cortex is a portion of the parietal lobe which manipulates mental images, and integrates sensory and motor portions of the brain.

Some sources say that it consists of Brodmann area 5 and Brodmann area 7.[1] Other sources say it is only area 7.[2]

Function

It is involved in formation of plans.[3]

There is evidence indicating that it plays a role in perception of pain.[4]

Recent findings have suggested that feelings of "free will" at least partially originate in this area.[citation needed]

References

  1. ^ "THE BRAIN FROM TOP TO BOTTOM". http://thebrain.mcgill.ca/flash/a/a_06/a_06_cr/a_06_cr_mou/a_06_cr_mou.html. 
  2. ^ Estomih Mtui; Gregory Gruener (2006). Clinical Neuroanatomy and Neuroscience: With STUDENT CONSULT Online Access. Philadelphia: Saunders. pp. 32. ISBN 1-4160-3445-5. 
  3. ^ Coulthard EJ, Nachev P, Husain M (April 2008). "Control over conflict during movement preparation: role of posterior parietal cortex". Neuron 58 (1): 144–57. doi:10.1016/j.neuron.2008.02.009. PMID 18400170. PMC 2292819. http://linkinghub.elsevier.com/retrieve/pii/S0896-6273(08)00131-1. 
  4. ^ Witting N, Kupers RC, Svensson P, Arendt-Nielsen L, Gjedde A, Jensen TS (November 2001). "Experimental brush-evoked allodynia activates posterior parietal cortex". Neurology 57 (10): 1817–24. PMID 11723270. http://www.neurology.org/cgi/pmidlookup?view=long&pmid=11723270. 

External links


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