See Also: columnae anales(medicine)
valvulae anales(medicine)
sinus anales(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
columnae rugarum(medicine)
columnae griseae(medicine)
columnae carneae(medicine)
columnae renales(medicine)
venae columnae vertebralis(medicine)
cervix columnae posterioris(medicine)

columnae anales (medicine)


columnae anales -->
anal columns


A number of vertical ridges in the mucous membrane of the upper half of the anal canal formed as the caliber of the canal is sharply reduced from that of the rectal ampulla.

Synonym: columnae anales, Morgagni's columns, rectal columns.