The autonomic nervous system (ANS) is comprised of the sympathetic and parasympathetic nervous systems. The sympathetic and parasympathetic nervous systems generally work antagonistically because of dual innervation of many organs in effort to maintain homeostasis. Homeostasis is controlled centrally by the hypothalamus.

Answer all the following questions:

What is the role of the nervous system regarding sensation and movement?
How do upper and lower motor neurons differ?
Explain why you lose both motor and sensory function of a body part when a spinal nerve is numbed with anesthetic agents.

Address each question asked in a single essay-style document with each topic separated with APA level headings, include an introduction and conclusion paragraph. The formatting for your submission is as follows:
Submissions should be in .doc file format.
Support your answers with scholarly resources. Your textbook can be used as well.
Follow APA format, Times New Roman, 12 Font, double spaced.
Be sure to cite all sources appropriately. (See APA guidelines).
An appropriate APA cover page and reference page should accompany your submission.