Digestive System MCQs with Answers

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Pepsin is secreted into the gastric lumen by Chief cells (also called peptic cells or zymogenic cells) located in the gastric glands of the stomach.

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The best tea for digestion is Green tea.

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Food is mainly digested in the small intestine, where most nutrients are broken down and absorbed into the bloodstream.

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Lipase requires a basic medium for maximum activity, while pepsin requires an acidic medium.

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The process that aids the digestion of fats in the intestines is emulsification.

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The lumen of the stomach and intestine is lined by columnar epithelium, which is specialized for secretion and absorption.

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Chylomicrons - carbohydrates is the mismatched pair because chylomicrons are lipoprotein particles that transport dietary fats (triglycerides), not carbohydrates.

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Bile is released from the liver, which continuously produces it, while the gallbladder only stores and concentrates it.

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Saliva contains the enzyme amylase (ptyalin) which helps digest starch in the human body.

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The Pancreas is the most important digestive gland that secretes pancreatic juice.