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pyramidal cell
(redirected from Projection neuron)

    Also found in: Wikipedia 0.01 sec.
pyramidal cell
n.
Any of the large, triangular-shaped neurons in the cerebral cortex having one large apical dendrite and several smaller dendrites at the base.
pyramidal cell
Etymology: Gk, pyramis + L, cella, storeroom
a neuron with a pyramid-shaped cell body in the gray matter of the cerebral cortex.


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[ILLUSTRATION OMITTED] 3 At the spinal cord, itch signals are transferred to other nerve cells inside the spinal cord, called second order projection neurons.
Scientists trace a new path behind the maddening, unrelenting, ... by Sanders, Laura / Science News
Others have shown that up to 40% of the neurons in the MD are small presumably inhibitory (gabaergic) neurons whereas the large neurons are presumed to be predominantly excitatory projection neurons to the cerebral cortex (Dewulf, 1971; Dorph Petersen et al.
Neuron and glial cell numbers in the mediodorsal thalamic nucleus in ... by Nielsen, Rune Damgaard; Abitz, Maja; Pakkenberg, Bente / Image Analysis and Stereology
If sufficient neurotransmitter is released, an action potential will be generated in the postsynaptic projection neuron and the painful stimulus is relayed to higher brain centers.
Calcium channel antagonists in pain: blockade of voltage-sensitive ... by Carpenter, Katherine J. / Clinical Psychiatry News
 
 
 
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