Human Digestive System - Real World Applications
Q. What is the primary function of gastric acid in the stomach?
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A.
Neutralizes food
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B.
Breaks down proteins
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C.
Absorbs nutrients
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D.
Produces bile
Solution
Gastric acid primarily breaks down proteins and activates digestive enzymes in the stomach.
Correct Answer: B — Breaks down proteins
Q. What is the role of fiber in the human digestive system?
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A.
Provides energy
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B.
Aids in digestion
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C.
Increases fat absorption
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D.
Stimulates bile production
Solution
Fiber aids in digestion by promoting regular bowel movements and preventing constipation.
Correct Answer: B — Aids in digestion
Q. Which enzyme is responsible for breaking down carbohydrates in the human digestive system?
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A.
Amylase
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B.
Pepsin
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C.
Lipase
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D.
Trypsin
Solution
Amylase is the enzyme that breaks down carbohydrates into simpler sugars.
Correct Answer: A — Amylase
Q. Which of the following is a common disorder of the digestive system?
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A.
Diabetes
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B.
Asthma
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C.
Irritable bowel syndrome
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D.
Hypertension
Solution
Irritable bowel syndrome (IBS) is a common disorder that affects the large intestine and causes symptoms like cramping and bloating.
Correct Answer: C — Irritable bowel syndrome
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