From here the f rog is able to flick out the tongue very fast to catch its prey. Most of the time the tongue is folded back toward the throat. The frogs tongue however is very important. Although the frog has teeth, they are basically useless. Mixing and movement - motions of the stomach turn food into a liquid mixture called chymeĭigestion - breaking down of the food into its basic parts - fats, sugars, proteins, and DNA particlesĪbsorption - taking in the useful or needed fats, sugars, proteins, and DNA particlesĮxcretion - getting rid of the remaining unusable food wasteĬheck out the diagrams and pictures provided.ĭigestion in a frog begins in the mouth. Secretion - making chemicals to break down food To achieve the goal of providing energy and nutrients to the body, six major functions take place in the digestive system: Accessory organs of the digestive system include the teeth, tongue, salivary glands, liver, gallbladder, and pancreas. In addition to the alimentary canal, there are several important accessory organs that help your body to digest food but do not have food pass through them. The alimentary canal is made up of the oral cavity, pharynx, esophagus, stomach, small intestines, and large intestines. Food passes through a long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI tract). The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body.
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