Science quiz: On digestive health

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The digestive process begins even before you actually start eating. Where does it begin, and what is secreted to start the process?

Answer : It begins in the mouth. When you see and smell food, your salivary glands produce saliva to moisten the food.

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Food and liquid is sent along the digestive system in a wave-like movement, by the muscles that line the gastrointestinal tract. What is this movement called?

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Here’s a fun fact: your GI tract (the long tube running from mouth to anus), if stretched out, would measure 30 feet or 9 metres. Which organ forms the longest part of the tract and how long is it?

Answer : Small intestine. It measures 22 feet or 7 metres on average.

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The biliary tract is part of your digestive system and plays an important role in digestion. It’s main job is to make, store and secrete bile. This system consists of the liver, bile ducts and the _________.

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One way to keep the gut healthy is to take in adequate amounts of fibre intake. Indians, in general, consume less than the recommended amount. How much fibre should you be having per day?

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The image above displays the organs of the digestive system. This organ plays a crucial part by producing enzymes and releasing hormones. Name the organ