cervical enlargement

(redirected from cervical enlargement of spinal cord)

cer·vi·cal en·large·ment

a spindle-shaped swelling of the spinal cord extending from the third cervical to the second thoracic vertebra, with maximum thickness opposite the fifth or sixth cervical vertebra, consequential to the innervation of the upper limb.
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INTRODUCTION: Location of motor neuron somata supplying forelimb muscles have been studied by retrograde cell degeneration technique [5],[6],[7],[8],[9] and [10] by electrophysiological method [1] and by retrograde axonal transport of horse radish peroxidase (HRP) [11],[12],[13],[2] and [14] These studies have shown the locations of motor neuron somata of major forelimb nerves in cervical enlargement of spinal cord.
An experimental analysis of motor cell columns in the cervical enlargement of spinal cord in albino rat.