Definition of submucosa in English:
submucosa
nounPlural submucosae ˌsʌbmjʊːˈkəʊsəˌsəbmyo͞oˈkōsə
Physiology The layer of areolar connective tissue lying beneath a mucous membrane.
Example sentencesExamples
- 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.
- 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.
- Between the mucosa and muscle layers lies the submucosa, which is rich in blood vessels and connective tissue.
- Beneath the mucosa, there is a loose connective tissue layer called the submucosa.
Derivatives
adjective
Physiology The lesion appeared to be submucosal with an intact submucosa and muscularis propria interface.
Example sentencesExamples
- The cause of death was excessive infusion and absorption of normal saline during hysteroscopic ablation of submucosal leiomyoma for menorrhagia.
- Pathologic findings in fatal asthma include bronchial lumen occlusion by mucus, hyperplasia of submucosal glands, basement membrane thickening, and tissue eosinophilia.
- Biopsies of the pharynx, performed after radiotherapy, showed infiltration of small lymphocytes, plasmacytes, and neutrophils in the submucosal area.
- The smallest air-conducting vessels, the bronchioles, are distinguished by having no cartilage in their walls, no mucus cells in their epithelium, and few or no submucosal glands.
Origin
Late 19th century: from modern Latin submucosa (membrana), feminine of submucosus 'submucous'.