columna /co·lum·na/ (ko-lum´nah) pl. colum´nae [L.] column.
column [kol´um]
co·lum·na (k -l m n)n. pl. co·lum·nae (-n  ) Column. |
column [kol´um]
an anatomical part or other structure that resembles a pillar.
anal c's vertical folds of mucous membrane at the upper half of the anal canal; called also rectal columns.
anterior column the anterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.
gray column the longitudinally oriented parts of the spinal cord in which the nerve cell bodies are found, comprising the gray matter of the spinal cord.
lateral column the lateral portion of the gray substance of the spinal cord, in transverse section seen as a horn; present only in the thoracic and upper lumbar regions.
posterior column the posterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.
rectal c's anal columns.
spinal column (vertebral column) spine (def. 2).
columna
pl. columnae [L.] column.
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