Uttarakhand PMT Uttarakhand PMT Solved Paper-2008

  • question_answer
    Which of the following part of a neuron is covered by fatty sheath?

    A)  Axon          

    B)  Cyton

    C)  Dendrite       

    D)  Node of Ranvier

    Correct Answer: A

    Solution :

    Neuron or nerve cells is the longest cell and forms unit of nervous tissue. Neuron consist of two main parts : [a] Main body, which have cell organelles like nucleus, cyton. [b] Long process, known as axon, they conducts impulse away from the cell body and covered by a fatty sheath known as myelin sheath. Dendrites are processes arises from cell body and carry impulse towards cell body.


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