PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In contrast to the somatic nervous system, the autonomic nervous system:
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Has two motor neurons
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Has both afferent and efferent fibers
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Has centers in the brain and spinal cord
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Has two afferent neurons
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Explanation:
Detailed explanation-1: -Answer and Explanation: In contrast to the somatic nervous system, the autonomic nervous system uses a two efferent neuron chain. The autonomic nervous system has efferent neurons-namely the preganglionic and the postganglionic neurons.
Detailed explanation-2: -The names of the two motor neurons of the autonomic nervous system (ANS) are: Preganglionic neuron which is found in the spinal cord or brain stem, Postganglionic neuron which is found in structures called ganglia.
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