InterviewSolution
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InterviewSolution
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Post-ganglionic nerve fibres of sysmpathetic system areA. AdrenergicB. CholinergicC. Both (a) and (b)D. None of these |
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Answer» Correct Answer - A The post-ganglionic nerve fibres of sympathetic nervous system are adrenergic i.e., they release the neurotrasnmitter nor-adrenaline at their terminaton. The sympathetic nerves stimulate the adrenal glands to secrete adrenaline. The post-ganglionic para-sympathatic fibres are cholinergic i.e., they release a chemical susbtance acetyl choline, a neurotransmitter, at thier endings for the trasnmission of nerve impulses. |
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