rostral lamina


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ros·tral lam·i·na

a whitish line appearing on perfectly median sections of the brain as a thin bridge connecting the rostrum of the corpus callosum with the lamina terminalis; the rostral lamina contains no commissural fibers; instead, it corresponds to the line along which the pia mater reflects from the medial surface of one hemisphere to that of the other.

rostral lamina

A continuation of the rostrum of the corpus callosum and the terminal lamina of the third ventricle of the brain.
See also: lamina