Briefly discuss the digestion, absorption and transportation of carbohydrates, proteins and fats.
The digestive tract processes a multitude of different food components each day through the use of a wide variety of enzymes and digestive juices. Carbohydrates, fats and proteins all pass through the digestive system at a different pace, are broken down into unique components and are absorbed into the body for use as fuel or to repair and build muscles, bones and organs.
Carbohydrates
Carbs begin to digest in the mouth, where enzymes in saliva start breaking complex molecules down into simpler sugars. Chewed-up carbs then pass through the esophagus and stomach with little additional digestion. In the small intestine, they are broken down into the simplest sugar molecules, which are then absorbed through the small intestine walls into the bloodstream and used by the body as fuel or sent for storage in the liver for use at a later time. Fiber, the indigestible cell walls found in carb plant foods such as beans,
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