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NEET Sample Paper NEET Sample Test Paper-13

  • question_answer
    Parkinson's disease (characterized by tremors and progressive rigidity of limbs) is caused by degeneration of brain neurons that are involved in movement control and make use of neurotransmitter:

    A)  Norepinephrine

    B)  Acetylcholine

    C)  GABA

    D)  Dopamine

    Correct Answer: D

    Solution :

     Parkinson's disease (Paralysis agitans): (i) develops due to deficiency of neurotransmitter, dopamine. (ii) produces muscles tremors, the so-called shaking palsy. (iii) is due to the lack of control and coordination of movements resulting in expression less face and stooping posture which gradually produces physical disability.


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