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Related to motoneuron: Motor neurons


 (mō′tə-no͝or′ŏn′, -nyo͝or′-)
A motor neuron.


(Anatomy) anatomy an efferent nerve cell; motor neuron

mo′tor neu`ron

or motoneuron

a nerve cell that conducts impulses to a muscle, gland, or other effector.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.motoneuron - a neuron conducting impulses outwards from the brain or spinal cordmotoneuron - a neuron conducting impulses outwards from the brain or spinal cord
nerve cell, neuron - a cell that is specialized to conduct nerve impulses
efferent, efferent nerve, motor nerve - a nerve that conveys impulses toward or to muscles or glands
References in periodicals archive ?
Influence of peripheral afferents on cortical and spinal motoneuron excitability.
Whereas, comparison of NDS in the ICN and ICD groups indicated that hyperglycemia profoundly impaired motoneuron functions and post-ischemic recovery in the ICD group (figure 3).
Hreflexes (afferent excitation of the spinal motoneurons) are reduced with massage illustrating spinal motoneuron modulation (Behm et al.
Physiologically, hypotonia is characterized as a decrease of segmental excitability of the motoneuron pool; thus, the compromised stretch reflex mechanism results in reduction of sensory-motor control.
Human Cu/Zn superoxide dismutase (SOD1) overexpression in mice causes mitochondrial vacuolization, axonal degeneration, and premature motoneuron death and accelerates motoneuron disease in mice expressing a familial amyotrophic lateral sclerosis mutant SOD1," Neurobiology of Disease B, vol.
In cats, it results from activation of a reflex whose afferent fibres originate from the pharyngeal branch of the glossopharyngeal nerve [2], and the efferent ones from the vagal motoneuron, projecting to the phrenic nerve and laryngeal intrinsic muscles.
Assessing the spastic condition of individuals with upper motoneuron involvement: Validity of the myotonometer.
Frontera WR, Grimby L, Larsson L (1997) Firing rate of the lower motoneuron and contractile properties of its muscle fibers after upper motoneuron lesion in man.
Cutaneous nerve stimulation and motoneuron excitability, I: soleus and tibialis anterior excitability after ipsilateral and contralateral sural nerve stimulation.
According to the publications, differential diagnosis of neuromuscular disorders should involve: hemiplegic cerebral palsy, myelomeningocele, chronic stage of poliomyelitis, and central motoneuron lesions other than cerebral palsy such as brain or spinal cord tumors or infections (Beals 1969; Bobroff et al.