reticular formation

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reticular formation

n.
A diffuse network of white longitudinal nerve fibers interspersed with gray matter, located in the brainstem, that regulates various autonomic functions, such as sleep and waking.

retic′ular forma′tion


n.
a network of neurons in the brainstem involved in consciousness, breathing, and the transmission of sensory stimuli to higher brain centers.
[1885–90]

reticular formation

A system of nerve cells in the brain stem, controlling consciousness.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.reticular formation - a complex neural network in the central core of the brainstem; monitors the state of the body and functions in such processes as arousal and sleep and attention and muscle tone
brain stem, brainstem, brain-stem - the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus
neural net, neural network - any network of neurons or nuclei that function together to perform some function in the body
RAS, reticular activating system - the network in the reticular formation that serves an alerting or arousal function