When covered by a single layer of mesothelial cells, it is called the serosa. Small Intestine The mucosa of the small intestine is characterized by mucosal folds (plicae circulares, or valves of Kerckring) and villi. The mucosal folds are composed of mucosa and submucosa.hen covered by a single layer of mesothelial cells, it is called the serosa. Small Intestine The mucosa of the small intestine is characterized by mucosal folds (plicae circulares, or valves of Kerckring) and villi. The mucosal folds are composed of mucosa and submucosa.
The Big Chill. Tired eyes wake up fast when you give them a dose of cold. If youâre feeling brave and want the quickest relief, dunk your face into a large bowl filled with ice water. For a less bracing experience, soak a washcloth in cold water, then lie down with the cloth over your eyes for 10 to 15 minutes.
Exercises. One of the most affordable ways to get rid of deep wrinkles around your mouth is to perform face-tightening exercises. The Genius Beauty website recommends standing in front of the mirror and performing facial exercises for 15 minutes every day to reduce the appearance of wrinkles.