Low calcium levels directly cause nerve hyperexcitation
the verdict
SUPPORTED
the evidence backs this
confidence 75/100
Low extracellular calcium levels reduce the threshold for depolarization, directly increasing neuromuscular excitability and leading to clinical signs such as tetany and seizures.
Evidence for · 2
A Quick Reference on Hypocalcemia.
2026 · cited by 0
Paper 7 discusses how clinical signs of hypocalcemia include neuromuscular excitability.
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More for · 1
Hypocalcemia in the newborn.
2010 · cited by 0
Paper 8 notes that ionic calcium is crucial for neuromuscular excitability and cell membrane integrity.