posterolateral sulcus

pos·ter·o·lat·er·al sul·cus

[TA]
a longitudinal furrow on either side of the posterior median sulcus of the spinal cord marking the line of entrance of the posterior nerve roots.

pos·ter·o·lat·er·al sulcus

(pos'tĕr-ō-lat'ĕr-ăl sŭl'kŭs) [TA]
A longitudinal furrow on either side of the posterior median sulcus of the spinal cord marking the line of entrance of the posterior nerve roots.
Synonym(s): dorsolateral sulcus.
References in periodicals archive ?
The accessory nerve becomes visible in the posterolateral sulcus, of the medulla oblongata (Chatain & Bustamante; Policeni & Smoker).