Nodular parenchyma From Wikipedia, the free encyclopedia Functional unit of a gland or organ Nodular parenchyma is a small mass of tissue within a gland or organ that carries out the specialized functions of the gland or organ. Nodular parenchyma entry in the public domain NCI Dictionary of Cancer Terms This article incorporates public domain material from Dictionary of Cancer Terms. U.S. National Cancer Institute. This anatomy article is a stub. You can help Wikipedia by expanding it.vte Related Articles~TimelinesTop QsFact Checks