Nokea
What additional role does the pancreas play?
- A. Regulates blood sugar
- B. Produces bile
- C. Stores vitamins
- D. Secretes mucus
Correct Answer: A
Rationale: The pancreas has an endocrine role, releasing insulin and glucagon to regulate blood sugar.
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Which substance destroy the harmful bacteria in stomach?
- A. Cerumin
- B. Chyme
- C. HCl
- D. Secretin
Correct Answer: C
Rationale: HCl in the stomach kills harmful bacteria ingested with food.
Match each term with the correct description: produces enzymes
- A. rectum
- B. esophagus
- C. pancreas
- D. liver
Correct Answer: C
Rationale: The pancreas produces digestive enzymes that aid in breaking down food.
Which part of the digestion process speeds up the break down of food?
- A. enzymes
- B. peristalsis
- C. villi
- D. bile
Correct Answer: A
Rationale: Enzymes are biological catalysts that accelerate the chemical breakdown of food.
Match each term with the correct description: produces enzymes
- A. rectum
- B. esophagus
- C. pancreas
- D. liver
Correct Answer: C
Rationale: The pancreas produces digestive enzymes that aid in breaking down food.
What happens during the gastric phase of digestion?
- A. Food is ingested
- B. Stomach mixes food with gastric juice to form chyme
- C. Nutrients are absorbed in the intestine
- D. Bile emulsifies fats
Correct Answer: B
Rationale: The gastric phase involves the stomach churning food with gastric secretions (e.g., HCl, pepsin) to form chyme.