Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

14. The Autonomic Nervous System

Introduction to the Autonomic Nervous System

Anatomy & Physiology

14. The Autonomic Nervous System

Introduction to the Autonomic Nervous System

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Multiple Choice

Which of the following structures are primary anatomical components of the parasympathetic division of the autonomic nervous system?

Sympathetic chain ganglia

Thoracic and lumbar spinal nerves T1-L2

Dorsal root ganglia

Cranial nerves III, VII, IX, and X, and sacral spinal nerves S2-S4

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Verified step by step guidance

Understand the parasympathetic division of the autonomic nervous system: It is responsible for 'rest and digest' functions, promoting relaxation, energy conservation, and maintenance of homeostasis.

Identify the anatomical components of the parasympathetic division: These include cranial nerves III (oculomotor), VII (facial), IX (glossopharyngeal), and X (vagus), as well as sacral spinal nerves S2-S4.

Eliminate incorrect options: Sympathetic chain ganglia and thoracic/lumbar spinal nerves T1-L2 are part of the sympathetic division, not the parasympathetic division. Dorsal root ganglia are sensory structures and not specific to the parasympathetic division.

Focus on the correct answer: Cranial nerves III, VII, IX, and X, along with sacral spinal nerves S2-S4, are the primary anatomical components of the parasympathetic division.

Relate the components to their functions: For example, cranial nerve X (vagus) plays a major role in parasympathetic control of the heart, lungs, and digestive tract, while sacral spinal nerves contribute to parasympathetic control of the pelvic organs.