Feb '12
7
MCAT Question of the Day | MCAT Course


  • 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




    Tags: Nervous System | Suggest a tag
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