6 下列有關飲食纖維(dietary fiber)之敘述,何者為非? (A)水..-阿摩線上測驗
1F Chris 大二下 (2020/04/06)
Soluble fiber – which dissolves in water – is generally fermented in the colon into gases and physiologically active by-products, such as short-chain fatty acids produced in the colon by gut bacteria. Fermentable fibers are called prebiotic fibers. Examples are beta-glucans (in oats, barley, and mushrooms) and raw guar gum. An exception is psyllium, which is a soluble, viscous, nonfermented fiber. Psyllium is a bulking fiber that retains water as it moves through the digestive system, easing defecation. Soluble fiber is generally viscous and delays gastric emptying which, in humans, can resu... 查看完整內容 |