reticular formation
English Thesaurus
1. 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 (noun.body)
| hypernym | : | neural net, neural network, |
| definition | : | any network of neurons or nuclei that function together to perform some function in the body (noun.body) |
| part holonym | : | ras, reticular activating system, |
| definition | : | the network in the reticular formation that serves an alerting or arousal function (noun.body) |
| part meronym | : | brain stem, brain-stem, brainstem, |
| definition | : | the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus (noun.body) |
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