Which enzyme is mainly responsible for digesting proteins in the stomach?
Correct answer: A. Pepsin
- A. Pepsin
- B. Pancreatic lipase
- C. Salivary amylase
- D. Lactase
Explanation
Pepsin begins significant protein digestion in the stomach after pepsinogen is activated by hydrochloric acid. Lipase digests fats, amylase digests starch, and lactase breaks down lactose in the small intestine.
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About Digestive System
The digestive system covers the structure and functions of the alimentary canal from mouth to anus, along with the liver, gallbladder and pancreas. It explains mechanical and chemical digestion, the action of major enzymes, absorption through intestinal villi, and how digestion differs from absorption and assimilation.
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