A patient asks where most absorption of digested nutrients occurs. Which response by the nurse is correct?
Correct answer: B. Most absorption occurs in the small intestine
- A. Most absorption occurs in the stomach
- B. Most absorption occurs in the small intestine
- C. Most absorption occurs in the rectum
- D. Most absorption occurs in the oesophagus
Explanation
The small intestine is the main site of nutrient absorption because its villi and microvilli provide a large surface area. The stomach has limited absorption, while the oesophagus and rectum are not the main sites for absorbing digested nutrients.
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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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