Mardi Gras refers to the bright, vibrant festivals of excess held around the world leading up to Ash Wednesday. Nowhere has the tradition taken on its own distinctive flare more than in New Orleans. A gumbo-like blend of French, Spanish, African, and Native American cultures have blended over hundreds of years and evolved into a [â¦]
1 Mucocele â these are common and are caused by rupture of a salivary gland duct and mucin spillage into the surrounding tissues. 2  Usually they are caused by trauma. 3  Classically, a mucocele is blusish and fluctuant, and most commonly occurs on the lower lip.
Salivary Glands and Saliva. In the histologic sections of canine salivary gland shown above, the cells stained pink are serous cells, while the white, foamy cells are mucus-secreting cells. Photo Credit: Credit: Richard Bowen. Saliva is produced in and secreted from salivary glands.The basic secretory units of salivary glands are clusters of cells called an acini. submaxillary (mandibular) glands-produce a mixed serous and mucous secretion. 2  sublingual glands-secrete a saliva that is predominantly mucous in character. 3  serous cells, which secrete a watery fluid, essentially devoid of mucus.