Scientific American presents Nutrition Diva by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. Some people claim that the body can't absorb more than 20-30 grams of protein at a time. Others insist that your body utilizes all the protein you take in.
In the human digestive system, the process of digestion has many stages, the first of which starts in the mouth (oral cavity). Digestion involves the breakdown of food into smaller and smaller components which can be absorbed and assimilated into the body.he organs known as the accessory digestive glands are the liver, gall bladder and pancreas. Other components include the mouth, teeth and epiglottis. The largest structure of the digestive system is the gastrointestinal tract (GI tract).
The digestive system is a group of organs that breakdown the chemical components of food, with fluid (digestive juices) into tiny nutrients which can be absorbed to generate energy. The mouth, pharynx, oesophagus, stomach, liver, gall, bladder, jejunum, ileum, and colon break down the food.he respiratory allows the digestive tract to function and same for the digestive system. Also they both work together to provide energy to body cell. The metabolism is tied to the respiratory system because the system is responsible for providing oxygen in oneâs body. Digestive System.