This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Ingestion of which of the following mimics scurvy in child: 
Select and explain. 
A. Magnesium, B. Potassium iodide, C. Arsenic, D. Iron
A: Magnesium
Answer: A: Magnesium 
Explanation: Ans. a. MagnesiumHypermagnesemia is most probable answer because it also cause paralysisHypermagnesemia inhibits acetylcholine release at the neuromuscular junction, producing hypotonia, hyporeflexia, and weakness; paralysis occurs at high concentrations. The neuromuscular