A tearing away or forcible separation. Cf. evulsion. [L. a-vello, pp. -vulsus, to tear away]
nerve a. the tearing away of a peripheral nerve at its point of origin from its parent nerve due to traction.
root a. the tearing away of the anterior and posterior primary nerve roots from the spinal cord, due to severe traction; most often the C5 through T1 roots are affected.
tooth a. the traumatic separation of a tooth from its alveolus.
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