Digestion size of the meal, and the process of digestion normally takes between 24 and 72 hours. Digestion begins in the mouth with the secretion of saliva and its digestive enzymes. Food is formed into a bolus by the mechanical mastication and swallowed into the esophagus from where it enters the stomach through the action of peristalsis. Gastric juice contains hydrochloric acid and pepsin which would damage the walls of the stomach and mucus is secreted for protection. In the stomach further release of enzymes break down the food further and this is combined with the churning action of the stomach.
Break Down (album) Break Down (album) Break Down is the second studio album by Mandopop boy group Super Junior-M. It was released online on January 7, 2013 by S.M. Entertainment and distributed by KMP Holdings. It is their first release in nearly 2 years, since the release of their 2011 EP, "Perfection", and their first studio album in nearly 5 years, since the release of their first 2008 studio album, "Me". After their second EP "Perfection" released in 2011, the Korean members returned to their activities as part of the main group, Super Junior. The main group released their 5th album "Mr. Simple"