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Related to serosa: muscularis, serosa of small intestine


 (sĭ-rō′sə, -zə)
n. pl. se·ro·sas or se·ro·sae (-sē, -zē)
1. A serous membrane, especially one that lines the pericardial, pleural, and peritoneal cavities, enclosing their contents.
2. A membrane that surrounds the embryo of birds, reptiles, and many insects.

[New Latin serōsa, feminine of serōsus, serous, from Latin serum, serum.]

se·ro′sal (-zəl) adj.


1. (Anatomy) another name for serous membrane
2. (Zoology) one of the thin membranes surrounding the embryo in an insect's egg
[C19: from New Latin, from serōsus relating to serum]


(sɪˈroʊ sə, -zə)

n., pl. -sas, -sae (-sē, -zē).
1. the chorion, esp. of birds and reptiles.
[1885–90; < New Latin serōsa, feminine of serōsus < Latin ser(um)]
se•ro′sal, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.serosa - a thin membrane lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid
pleura - the thin serous membrane around the lungs and inner walls of the chest
tissue layer, membrane - a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants
peritoneum - a transparent membrane that lines the abdominal cavity in mammals and covers most of the viscera
endocardium - the membrane that lines the cavities of the heart and forms part of the heart valves
pericardium - a serous membrane with two layers that surrounds the heart
epicardium, visceral pericardium - the innermost of the two layers of the pericardium
parietal pericardium - the tough outermost layer of the pericardium that is attached to the diaphragm and the sternum
References in periodicals archive ?
Near the pancreas, a fourth pale, firm, flat mass (2 x 1 x 1 cm) was attached to the duodenal serosa (Fig 1B).
His urethra was repaired with an end-to-end anastamosis of the urethral serosa with 7-0 nylon sutures over a 20Fr Foley catheter (Fig.
Examination of the uterus in situ disclosed a 2 cm defect in the uterine serosa in the posterior fundal location with palpable placenta.
The submucosa contains the larger blood vessels that send branches to the mucosa, muscularis externs, and serosa.
Upon gross and microscopic pathologic examination, the tumor was character ized as an abdominal fibromatosis (desmoid) involving the small bowel serosa and muscularis propria.
Finally, the gut is surrounded by the tough connective tissue of the serosa and peritoneum.
Abbreviations: M, mucosa; MP, muscularis propria; SE, serosa exposed; SM, submucosa; SS, subserosa.
Anatomically, the posterior wall of the left colon, which is devoid of serosa, is directly opposite the anterior surface of the left kidney.
About 500 mg of the tissue of the uterus near red isthmus, including the mucosa, muscularis and outer serosa was powdered under liquid nitrogen.
Su cara enorme, circuida por colgante papada, tenia palidez serosa.