decussation of medial lemniscus

de·cus·sa·tion of me·di·al lem·nis·cus

the intercrossing of fibers of left and right gracile and cuneate nuclei, immediately rostral to the level of the decussation of the pyramidal tracts in the medulla oblongata. After having crossed, these fibers coalesce to form the medial lemniscus.

Synonym(s): decussatio lemnisci mediales [TA], decussatio sensoria, decussation of the fillet, sensory decussation of medulla oblongata

de·cus·sa·tion of me·di·al lem·nis·cus

(dē-kŭs-ā'shŭn mē'dē-ăl lem-nis'kŭs)

The intercrossing of the fibers of the left and right medial lemniscus ascending from the gracile and cuneate nuclei, immediately rostral to the level of the decussation of the pyramidal tracts in the medulla oblongata.
Synonym(s): decussatio lemniscorum.