See Also: posterior medullary velum(medicine)
superior medullary velum(medicine)
anterior medullary velum(medicine)
inferior medullary velum(medicine)
frenulum of superior medullary velum(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
velum(dictionary)
Velum(medicine)
velum terminale(medicine)
velum interpositum(medicine)

posterior medullary velum (medicine)


posterior medullary velum -->
inferior medullary velum


A thin sheet of white matter, hidden by the cerebellar tonsil, attached along the peduncle of the flocculus and, at and near the midline, to the nodulus of the vermis; it is continuous caudally with the epithelial lamina and choroid plexus of the fourth ventricle.

Synonym: velum medullare inferius, posterior medullary velum, Tarin's valve, valvula semilunaris tarini, velum semilunare, velum tarini.