It%27s Been Awhile by Staind Songfacts. 1  In this song, Aaron Lewis sings about a girl who left a long time ago. He cant get over her and he feels ashamed of himself. 2  In the video, the woman being sung to by Staind lead singer Aaron Lewis is actually his wife, Vanessa. They have been married since 1998.
How long does sugar stay in your blood? Digestion is the process of breaking down food into nutritive components that can be absorbed by the bloodstream and delivered to the cells. It begins with the mechanical breakdown of food in the mouth, where smaller food particles then enter the stomach through the esophagus. Chemical digestion through enzymatic action and acidic secretions further hydrolyzes the food in the stomach, which then enters the small intestine after 2 hours.
â The food we eat is digested in the gastrointestinal tract, and nutrients are absorbed into the body. â Hormones released into the blood and enzymes released. into the gastrointestinal tract facilitate the digestion of. food and the absorption of nutrients.