The intralaminar thalamic nuclei (ITN) are collections of

neuron A neuron, neurone, or nerve cell is an membrane potential#Cell excitability, electrically excitable cell (biology), cell that communicates with other cells via specialized connections called synapses. The neuron is the main component of nervous ...

s in the internal medullary lamina of the

thalamus The thalamus (from Greek θάλαμος, "chamber") is a large mass of gray matter located in the dorsal part of the diencephalon (a division of the forebrain). Nerve fibers project out of the thalamus to the cerebral cortex in all direction ...

that are generally divided in two groups as follows:Mancall, E., Brock, D. & Gray, H. (2011). Gray's clinical neuroanatomy the anatomic basis for clinical neuroscience. Philadelphia: Elsevier/Saunders. * anterior (rostral) group ** central medial nucleus ** paracentral nucleus ** central lateral nucleus * posterior (caudal) intralaminar group **

centromedian nucleus In the anatomy of the brain, the centromedian nucleus, also known as the centrum medianum, (CM or Cm-Pf) is a part of the intralaminar thalamic nuclei (ITN) in the thalamus. There are two centromedian nuclei arranged bilaterally. In humans, it ...

** parafascicular nucleus Some sources also include a "central dorsal" nucleus. Degeneration of this area can be associated with

progressive supranuclear palsy Progressive supranuclear palsy (PSP) is a late-onset degenerative disease involving the gradual deterioration and death of specific volumes of the brain. The condition leads to symptoms including loss of balance, slowing of movement, difficulty ...

and

Parkinson's disease Parkinson's disease (PD), or simply Parkinson's, is a long-term degenerative disorder of the central nervous system that mainly affects the motor system. The symptoms usually emerge slowly, and as the disease worsens, non-motor symptoms becom ...

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Diagram
at

University of Florida The University of Florida (Florida or UF) is a public land-grant research university in Gainesville, Florida. It is a senior member of the State University System of Florida, traces its origins to 1853, and has operated continuously on its ...

Thalamic nuclei {{neuroanatomy-stub

See also

References

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