Which of the following enzyme is released in an inactive form:
Correct answer: D. Pepsin
- A. Amylase
- B. Lipase
- C. Enterokinase
- D. Pepsin
Explanation
[A] Amylase is release in mouth in active form[B] Lipase is released in pancreatic juice to break down fats[C] Enterokinase is a protease of the intestinal brush border that specifically cleaves the acidic propeptide from trypsinogen to yield active trypsin[D] Pepsin is released in the stomach as Pepsinogen and activated by the low Ph of stomach.
This question appeared on the UHS MDCAT 2010 paper, which you can sit online with every answer explained.
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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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