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NEET Biology Neural Control and Coordination Question Bank Self Evaluation Test - Neural Control and Co-ordination

  • question_answer
    In the given figure of synapse few structure are marked as 1, 2, 3, and 4. Study the figure carefully and identify the structure which transmits signal across a chemical synapse.   

    A) 1         

    B)                    2

    C) 3                                 

    D) 4

    Correct Answer: B

    Solution :

    [b] When an impulse, or nerve signal reaches the end of axon, the vesicle release a neurotransmitter into the small space between the adjoining cells (synaptic gap). Neurotransmitters diffuse across the synapse and bend to receptors in the recieving cell that are specific for the neurotransmitter.


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