AIIMS AIIMS Solved Paper-2009

  • question_answer
    In the central nervous system myelinated fibres form the???? while the non myelinated fibre cells form the

    A)              grey matter; white matter

    B) white matter; grey matter

    C) ependymal cells; neurosecretory cells

    D) neurosecretory cells; ependymal cells

    Correct Answer: B

    Solution :

    The grey matter is composed of nerve cells, nerve fibres and neuroglia, which are non-myelinated, while white matter consists mostly of myelinated axons.


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