The effect which is seen due to decrease in serum calcium concentration is_______________?
Correct answer: B. Excitability of the muscle
- A. Relaxation of muscle
- B. Excitability of the muscle
- C. Increase the renal absorption
- D. Depression of Nervous system
Explanation
A fall in serum calcium lowers the threshold for nerve and muscle excitation, causing tingling, spasms and increased muscle excitability. It does not relax muscle or depress the nervous system.
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