KROK 1 Stomatology 2015 – Question 198 · KROK (Dentistry)
A 9-month-old infant is on bottle feeding. Formula used in feeding has insufficient content of vitamin B6. The infant has seizures possibly caused by disruption in production of the following substance in the body:
- A. β-alanine
- B. Gamma aminobutyric acid (GABA)
- C. Serotonin
- D. Histamine
- E. Dopamine
Hint
Think about which inhibitory neurotransmitter is made by a pyridoxal phosphate-dependent decarboxylase, and why its shortage lowers the seizure threshold.
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