One of the mysteries of the English language finally explained.
The layer of areolar connective tissue lying beneath a mucous membrane.
- ‘Between the mucosa and muscle layers lies the submucosa, which is rich in blood vessels and connective tissue.’
- ‘Tumors are considered invasive if they extend through the muscularis layer and into the submucosa.’
- ‘The most prominent inflammatory cells in the bronchial submucosa were lymphocytes, but their numbers changed little during exacerbations.’
- ‘Beneath the mucosa, there is a loose connective tissue layer called the submucosa.’
- ‘Some of the nodules were located in the submucosa beneath areas of mucosal ulceration, but did not show communication with or disruption of the mucosa.’
Late 19th century: from modern Latin submucosa (membrana), feminine of submucosus ‘submucous’.
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