KROK 1 2009 – Question 165 · KROK (Medicine) · Biological Chemistry

A newborn develops dyspepsia after the milk feeding. When the milk is substituted by the glucose solution the dyspepsia symptoms disappear. The newborn has the subnormal activity of the following enzyme:

  1. A. Invertase
  2. B. Isomaltase
  3. C. Amylase
  4. D. Maltase
  5. E. Lactase
Hint

Glucose is absorbed without digestion, so ask which milk disaccharide must be split first and by which enzyme of the small-intestinal brush border.

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