Nokea
Which of the following hydrolytic enzymes act in low pH?
- A. Peroxidases
- B. Hydrolases
- C. Amylases
- D. Proteases
Correct Answer: D
Rationale: Proteases, such as pepsin, function optimally in the low pH environment of the stomach.
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Which type of fat can cause heart disease if consumed in high quantities?
- A. carbohydrates
- B. saturated
- C. calories
- D. unsaturated
Correct Answer: B
Rationale: Saturated fats, when consumed excessively, can increase cholesterol levels, leading to heart disease.
Dental formula of adult human is -
- A. 2123/2123
- B. 2123/2122
- C. 2124/2124
- D. 2132/2132
Correct Answer: D
Rationale: The dental formula of an adult human is 2132/2132, representing 2 incisors, 1 canine, 3 premolars, and 2 molars per quadrant.
Absorption of digested food chiefly occurs in-
- A. Stomach
- B. Colon
- C. Small Intestine
- D. Large Intestine
Correct Answer: C
Rationale: The small intestine is the main site for nutrient absorption.
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.
Substances which are not related with hepatic portal circulation :-
- A. Amino acid
- B. Fatty acid
- C. Glucose
- D. Electrolytes
Correct Answer: B
Rationale: Fatty acids are absorbed into lacteals and enter the lymphatic system, not the hepatic portal vein.