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Which of the following enzymes formed in the pancreas aids in protein digestion?
- A. Amylase
- B. Lipase
- C. Trypsinogen
- D. Trypsin
Correct Answer: D
Rationale: Trypsin, activated from trypsinogen, is a pancreatic enzyme that digests proteins.
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How should the student explain the normal function of the pancreas in the process of digestion?
- A. Produces enzymes for digestion
- B. Stores bile
- C. Secretes gastrin
- D. Absorbs nutrients
Correct Answer: A
Rationale: The pancreas produces digestive enzymes (e.g., trypsin, amylase) for breaking down proteins, carbohydrates, and fats.
Which structure produces a liquid called chyme to help with the digestive process?
- A. 3
- B. 2
- C. 1
- D. 4
Correct Answer: A
Rationale: Structure 3 (stomach) produces chyme by mixing food with gastric juices. (Assuming typical diagram numbering; stomach is often 3.)
Fungiform papillae appear as red spots on tongue surface because:
- A. Secondary papillae are covered by the same epithelial cap
- B. Fungiform papillae have no taste buds.
- C. Covered by pseudostratified epith.
- D. Its connective tissue contains Von Ebner's glands
Correct Answer: A
Rationale: Fungiform papillae appear red due to their thin epithelium and rich vascularity in the connective tissue, not because of secondary papillae structure.
A compound called Bilirubin gives bile its colour. Where does it come from?
- A. It is a break down product of haemoglobin
- B. It is produced by the liver to help digestion
- C. It is the break down product of fats
- D. It is produced by the intestine to help digestion
Correct Answer: A
Rationale: Bilirubin is a breakdown product of hemoglobin from red blood cells, processed by the liver and excreted in bile.
Which of the following enzymes formed in the pancreas aids in protein digestion?
- A. Amylase
- B. Lipase
- C. Trypsinogen
- D. Trypsin
Correct Answer: D
Rationale: Trypsin, activated from trypsinogen, is a pancreatic enzyme that digests proteins.