cervical enlargement

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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.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
However, it is always important to assess the location of important radiculo-medullary arteries, such as the artery of the cervical enlargement (artery of Lazorthes).
The cervical enlargement extends from C4-T1 and innervates the upper limb via the brachial plexus.
Gastric ADC is notable for diffuse cervical infiltration resulting in cervical enlargement (barrel cervix) without a distinct gross mass.
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.
These vertebrae have a large triangular vertebral foramen which allows for the cervical enlargement of the spinal cord.