Digestion in humans is the process by which food-containing nutrients such as proteins, fats, and carbohydrates is eaten and broken down to its components. These components are absorbed from the small intestine and dispersed into the circulation for use by various organs and cells. The body is thus provided with the molecules from which energy, as calories, is used for metabolism--the chemical processes by which the body builds and recycles bones, blood, muscles, nerves, and organs. These nutrients provide certain components that the body is unable to make, such as vitamins and minerals, salts, and certain essential amino acids to build proteins and fatty acids required for cell function that the body does ...
Nutrition - Digestion from Beginning to End
1. Start by imagining you are eating a carrot and describe the mechanical and chemical digestive processes that act on the carrot in the order of their occurrence in the body. In this description, identify which digestive processes are mechanical and which digestive processes are chemical.
2. How would this process be different if you were describing the process of digesting a piece of greasy pizza?View Full Posting Details