MCAT Question of the Day


  • Q:

    Which of the following is correct about the knee-jerk reflex?

     

    A

    The arc of the knee jerk is dependent on higher cortical areas

    B

    Electric signals do not reach the cortex

    C

    It normally occurs in approximately 2 seconds

    D

    There are interneurons in the pathway leading to contraction of the quadriceps muscle



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