Human Digestive System - Case Studies
Q. What is the primary function of the stomach in the digestive process?
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A.
Absorption of nutrients
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B.
Chemical digestion of proteins
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C.
Storage of bile
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D.
Production of insulin
Solution
The stomach's primary function is the chemical digestion of proteins through gastric juices.
Correct Answer: B — Chemical digestion of proteins
Q. What is the role of villi in the small intestine?
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A.
Increase surface area for absorption
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B.
Secrete digestive enzymes
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C.
Transport waste
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D.
Produce bile
Solution
Villi increase the surface area of the small intestine, enhancing nutrient absorption.
Correct Answer: A — Increase surface area for absorption
Q. Which digestive disorder is characterized by inflammation of the stomach lining?
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A.
Gastritis
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B.
Irritable bowel syndrome
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C.
Celiac disease
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D.
Diverticulitis
Solution
Gastritis is the inflammation of the stomach lining, often causing pain and discomfort.
Correct Answer: A — Gastritis
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