Gastrointestinal System

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Sometimes this section is referred to as the colon and the rectum the rectum being the terminal section. There are no teeth. Salivary glands are absent. Are our senses really so strictly divided? The wall of oesophagus is produced into the cardiac stomach to form cardiac valve. This will act as the saliva, further breaking down your food. Before you begin this project, have your kids look at a diagram of the digestive system.

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What Are the Three Main Functions of the Digestive System?

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