What is the main digestive function of bile?
Correct answer: B. Emulsify fats into smaller droplets
- A. Digest proteins into amino acids
- B. Emulsify fats into smaller droplets
- C. Convert starch into simple sugars
- D. Absorb water from intestinal contents
Explanation
Bile emulsifies fats, increasing their surface area for pancreatic lipase to act on them. Bile is produced by the liver and stored in the gallbladder, but it is not itself a digestive enzyme.
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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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40 free Digestive System MCQs from Anatomy and Physiology for Nursing, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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