Nokea
On average what is the normal intake of water?
- A. 3200 cm^3
- B. 2300 cm^3
- C. 1300 cm^3
- D. 5000 cm^3
Correct Answer: B
Rationale: Average daily water intake is about 2300 cm³ (2.3 liters), including food and drink.
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Excess amino acids are deaminated & converted into urea in -
- A. Kidneys
- B. Liver
- C. Spleen
- D. Pancreas
Correct Answer: B
Rationale: The liver deaminates excess amino acids and converts them into urea.
A set of permanent teeth contains:
- A. 20 teeth
- B. 30 teeth
- C. 32 teeth
- D. 24 teeth
Correct Answer: C
Rationale: An adult human has 32 permanent teeth.
Which of these is not a carbohydrate?
- A. sugar
- B. starch
- C. fat
- D. cellulose
Correct Answer: C
Rationale: Fat is a lipid, not a carbohydrate, unlike sugar, starch, and cellulose.
Which of the following absorbed in proximal intestine?
- A. Iron
- B. Sodium
- C. Bile salts
- D. Vitamin B12
Correct Answer: A
Rationale: Iron is absorbed in the proximal small intestine (duodenum and jejunum).
Which division of the Enteric Nervous System is most likely to be stimulated by a pH change in the chyme?
- A. Submucosal Plexus (Meissner plexus)
- B. Myenteric Plexus (Auerbach Plexus)
- C. Both
- D. Neither
Correct Answer: A
Rationale: The submucosal plexus regulates secretions and senses luminal pH changes, responding to chyme acidity.