lamina terminalis of cerebrum


lam·i·na ter·mi·na·lis of cer·e·brum

[TA] a thin plate that passes upward from the optic chiasm to form the rostral boundary of the third ventricle; membrane representing the position of the closed rostral neuropore. Synonym(s): lamina terminalis [TA], lamina cinerea, terminal plate, velum terminale