WB JEE Medical WB JEE Medical Solved Paper-2012

  • question_answer
    Among the following characteristics, indicate the   correct  combination  applicable to conditional reflex.
    I. Acquired by practice or learning
    II. Non acquired by birth
    III. Does not abolish by lack of practice
    IV. Participation of cerebral cortex
    V. Originates spontaneously

    A)  I, II and III        

    B)  I, II and IV

    C)  I, and IV          

    D)  II, III and V

    Correct Answer: B

    Solution :

     Conditioned or acquired reflexes are those reflex actions that are not present at birth but develop later in life through learning or experience. However, these are liable to change, disappear (due to lack of practice) or reappear. Cerebral cortex (grey matter) takes part in conditional reflexes.


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