1. Describe the functions of the autonomic nervous system (ANS).

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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1. Describe the functions of the autonomic nervous system (ANS).

2. Compare/contrast the effectors, efferent pathways, and neurotransmitters of the somatic and autonomic nervous systems

3. What is a preganglionic neuron? Postganglionic neuron?

4. Compare and contrast the functions of the parasympathetic and sympathetic divisions of the ANS.

5. What is dual innervation and why is it important in the ANS?

6. Compare and contrast the organization of the parasympathetic and sympathetic divisions.

7. What are terminal ganglia? What are chain (trunk) ganglia? What are collateral ganglia?

8. Compare contrast the neurotransmitters of the parasympathetic and sympathetic divisions.

9.What are the components of visceral reflexes? What are interoceptors?

10. How are visceral reflex arcs different from reflexes of the somatic nervous system?

11. Describe the two sympathetic and two parasympathetic visceral reflexes we discussed in class.

12. What is autonomic tone and why is it important?

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