Prebiotics are basically the metabolic fuel for probiotics. Itâs a term that encompasses a number of mostly carbohydrates that are present in vegetables and grains, for instance in wheat, artichokes, legumes, etc.
List and define the 6 main functions of the digestive system: ingestion, movement, digestion (chemical and mechanical), secretion, absorption, and elimination. Ingestion: conscious activity of bringing food and liquid into the digestive system. Movement: occurs by peristalsis (see Q9 for definition of peristalsis).
Function: Chemical digestion of food and absorption of nutrients into your blood. Longest section of your digestive tract. Your small intestine is around five metres long, making it the longest section of your digestive tract. Although it is longer than your large intestine it has a smaller diameter.