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USMLE Exam Prep

Category - Free USMLE Practice Test Questions

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The autonomic nervous system consists of what two parts?

Sympathetic and parasympathetic
Empathetic and pathetic
Organic and energetic
Generic and spastic

Explanation

Answer: A - The autonomic nervous system consists of the sympathetic and parasympathetic. The parasympathetic system sends out signals from the thoracic and lumbar vertebral areas. The parasympathetic system sends its signals from the cranial and sacral vertebral areas.

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