Putamen
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| Brain: Putamen | ||
|---|---|---|
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| Coronal section of brain through anterior commissure. (Putamen labeled at center right.) | ||
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| Coronal section of brain through intermediate mass of third ventricle. (Putamen labeled at top.) | ||
| Gray's | subject #189 34 | |
| NeuroNames | hier-212 | |
| MeSH | Putamen | |
| Dorlands/Elsevier | p_43/12681480 | |
The putamen is a structure in the middle of the brain, which, together with the caudate nucleus forms the dorsal striatum.
The putamen is a portion of the basal ganglia that forms the outermost part of the lenticular nucleus.
Contents |
Function
It appears to play a role in reinforcement learning. It is coextensive with the insula, which has been found to contain mirror neurons.
Projections
The motor and somatosensory cortices, the intralaminar nuclei of the thalamus, and the substantia nigra project to the putamen.
The putamen projects to premotor and supplementary motor areas of cortex via the globus pallidus and thalamus.
Additional images
 Horizontal section of right cerebral hemisphere. |
 Brain |
External links
- BrainMaps at UCDavis putamen
- Roche Lexicon - illustrated navigator, at Elsevier 13048.000-2
- Diagram at uni-tuebingen.de
Acknowledgement and Attribution Regarding Sources of Content
Some of the initial content on this page may be incorporated in part from copyleft sources in the public domain including wikis such as Wikipedia and AskDrWiki. Drug information for patients came from the The National Library of Medicine. Infectious disease information may have come from the Centers for Disease Control (CDC). Differential Diagnoses are drawn from clinicians as well as an amalgamation of 3 sources: 1.The Disease Database; 2. Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:3; 3. Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:7 .
