NEET Sample Paper NEET Sample Test Paper-14

  • question_answer 108) Parathormone deficiency produces muscle cramps or tetany as a result of

    A)  Lowered blood \[C{{a}^{2+}}\]

    B)  Enhanced blood \[N{{a}^{+}}\]

    C)  Enhanced blood glucose

    D)  Enhanced blood \[C{{a}^{2+}}\]

    Correct Answer: A

    Solution :

    Parathormone released by the parathyroid gland elevates the level of \[\text{C}{{\text{a}}^{\text{2+}}}\]in blood. The deficiency of this hormone lowers the blood \[\text{C}{{\text{a}}^{\text{2+}}}\]As a result, the excitability of muscles and nerves increases producing tetany.

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