Nokea
Proteolytic enzyme of stomach is -
- A. Trypsin
- B. Pepsin
- C. Chymotrypsin
- D. Carboxypeptidase
Correct Answer: B
Rationale: Pepsin is the main proteolytic enzyme in the stomach, active in acidic pH.
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The muscle that controls the entry of material into the small intestine from the stomach is the ____________________________ sphincter.
- A. anal
- B. cardiac
- C. pyloric
- D. intestinal
Correct Answer: C
Rationale: The pyloric sphincter regulates the passage of chyme from the stomach into the small intestine.
Fats are absorbed in
- A. Lacteals in stomach
- B. Lacteals in colon
- C. Lacteals in jejunum
- D. Blood capillaries in duodenum
Correct Answer: C
Rationale: Fats are absorbed into lacteals in the jejunum of the small intestine.
Which enzyme helps break down fats in the digestive process?
- A. lipase
- B. pepsin
- C. papain
- D. amylase
Correct Answer: A
Rationale: Lipase is the enzyme responsible for breaking down fats into fatty acids and glycerol during digestion.
How much of your blood passes through your kidneys each day?
- A. half of it
- B. none of it
- C. all of it
- D. one-quarter of it
Correct Answer: C
Rationale: All of your blood is filtered by the kidneys multiple times daily to remove wastes.
Nasal chambers and buccal cavity are separated by-
- A. By uvula
- B. By palate
- C. By tongue
- D. None of these
Correct Answer: B
Rationale: The palate (hard and soft) separates the nasal chambers from the buccal cavity.