serosa

American  

[si-roh-suh, -zuh] / sɪˈroʊ sə, -zə /

noun

plural

serosas, serosae

1. Embryology, Zoology.

   1. the chorion.

   2. a similar membrane in insects and other lower invertebrates.

2. serous membrane.

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serosa British  

/ sɪˈrəʊsə /

noun

1. another name for serous membrane

2. one of the thin membranes surrounding the embryo in an insect's egg

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Etymology

Origin of serosa

1885–90; < New Latin serōsa, feminine of serōsus, equivalent to Latin ser ( um ) serum + -ōsus -ose ¹

Example Sentences

Figure 23.3 Layers of the Alimentary Canal The wall of the alimentary canal has four basic tissue layers: the mucosa, submucosa, muscularis, and serosa.

From Textbooks • Jun. 19, 2013

The uterine tubes also have three layers: an outer serosa, a middle smooth muscle layer, and an inner mucosal layer.

From Textbooks • Jun. 19, 2013

Both the parietal and visceral serosa secrete the thin, slippery serous fluid located within the serous cavities.

From Textbooks • Jun. 19, 2013

Instead of serosa, the mouth, pharynx, and esophagus have a dense sheath of collagen fibers called the adventitia.

From Textbooks • Jun. 19, 2013

Wheeler, however, compares with the “dorsal organ” the peculiar extra embryonic membrane or indusium which he has observed between serosa and amnion in the embryo of the grasshopper Xiphidium.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" by Various