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Medical Term:

subcommissural organ


Definition: a microscopic organ, made up of columnar ciliated ependymal cells, located in the cerebral aqueduct beneath the posterior commissure of the brain; it is believed to have a neurosecretory function.

Synonym(s): organum subcommissurale

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.