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

13. The Peripheral Nervous System

Introduction to Reflex Arcs

Anatomy & Physiology

13. The Peripheral Nervous System

Introduction to Reflex Arcs

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Multiple Choice

Which of the following best describes autonomic reflexes?

They regulate involuntary functions such as heart rate and digestion.

They control voluntary movements of skeletal muscles.

They require conscious thought to be initiated.

They are only found in the central nervous system.

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Verified step by step guidance

Step 1: Begin by understanding the term 'autonomic reflexes.' Autonomic reflexes are involuntary responses controlled by the autonomic nervous system (ANS), which regulates functions such as heart rate, digestion, respiratory rate, and glandular activity.

Step 2: Analyze the options provided. Option 1 states that autonomic reflexes regulate involuntary functions such as heart rate and digestion. This aligns with the role of the autonomic nervous system, which controls involuntary processes.

Step 3: Evaluate Option 2, which mentions controlling voluntary movements of skeletal muscles. This is incorrect because voluntary movements are controlled by the somatic nervous system, not the autonomic nervous system.

Step 4: Consider Option 3, which states that autonomic reflexes require conscious thought to be initiated. This is incorrect because autonomic reflexes are involuntary and do not require conscious thought.

Step 5: Assess Option 4, which claims that autonomic reflexes are only found in the central nervous system. This is incorrect because autonomic reflexes involve both the central nervous system (brain and spinal cord) and the peripheral nervous system (autonomic nerves).