The small intestine has three parts. The first part is called________?
Correct answer: A. Duodenum
- A. Duodenum
- B. Oesophagus
- C. Larynx
- D. None of these
Explanation
The duodenum is the first part of the small intestine and receives bile and pancreatic juice for digestion. Students may choose the oesophagus because it is also part of the alimentary canal, but it lies before the stomach and is not part of the small intestine.
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About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
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