NEET Biology Structural Organisation In Animals Question Bank Self Evaluation Test - Structural Organisation in Animals

  • question_answer
    Which of the following ion is necessary-for the contraction of a muscle and nerve impulse transmission?

    A) \[{{N}^{+}}\]            

    B)        \[{{K}^{+}}\]

    C) \[\text{C}{{\text{a}}^{+}}^{\text{+}}\]                    

    D)        None of these

    Correct Answer: C

    Solution :

    [c] \[{{C}^{++}}\] is an essential element for the contraction of muscles and transmission of nerve impulse. Release of \[C{{\text{a}}^{++}}\] ions from sarcoplasmic reticulum trigger muscle contraction process.


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