JIPMER Jipmer Medical Solved Paper-2015

  • question_answer
    If a stimulus, several times greater than the threshold stimulus is provided to a muscle fibre, it will:

    A)  contract with a larger force

    B)  contract with a smaller force

    C)  contract with the same force

    D)  undergo tetany

    Correct Answer: C

    Solution :

    A muscle fibre would contract only when it receives stimulation of certain intensity called threshold stimulus. Response of a muscle fibre to a stimulus is not proportionate to its intensity. It is absent when the intensity is sublimin Muscle fibre contracts to the maximum whether the stimulus has threshold value or supra-liminal value.


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