Textbook Question
Which of the effects listed in response to question 9 would be reversed by parasympathetic activity?
Ch. 14 The Autonomic Nervous System
Marieb, Hoehn7th EditionHuman Anatomy & PhysiologyISBN: 9780805359091
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Table of contents
- Ch. 1 The Human Body: An Orientation24
- Ch. 2 Chemistry Comes Alive25
- Ch. 3 Cells: The Living Units24
- Ch. 4 Tissue: The Living Fabric19
- Ch. 5 The Integumentary System10
- Ch. 6 Bones and Skeletal Tissues19
- Ch. 7 The Skeleton11
- Ch. 8 Joints7
- Ch. 9 Muscles and Muscle Tissue26
- Ch. 10 The Muscular System26
- Ch. 11 Fundamentals of the Nervous System and Nervous Tissue23
- Ch. 12 The Central Nervous System26
- Ch. 13 The Peripheral Nervous System and Reflex Activity28
- Ch. 14 The Autonomic Nervous System18
- Ch. 16 The Endocrine System26
- Ch. 17 Blood27
- Ch. 18 The Cardiovascular System: The Heart22
- Ch. 19 The Cardiovascular System: Blood Vessels27
- Ch. 20 The Lymphatic System and Lymphoid Organs and Tissues16
- Ch. 21 The Immune System: Innate and Adaptive Body Defenses29
- Ch. 22 The Respiratory System20
- Ch. 23 The Digestive System30
- Ch. 24 Nutrition, Metabolism, and Energy Balance26
- Ch. 25 The Urinary System25
- Ch. 26 Fluid, Electrolyte, and Acid-Base Balance24
- Ch. 27 The Reproductive System23
Marieb, Hoehn7th EditionHuman Anatomy & PhysiologyISBN: 9780805359091Not the one you use?Change textbook
Chapter 14, Problem 7
Briefly explain why the following terms are sometimes used to refer to the autonomic nervous system: involuntary nervous system and emotional-visceral system.
Verified step by step guidance1
Step 1: Understand that the autonomic nervous system (ANS) controls bodily functions that are not consciously directed, such as heart rate, digestion, and respiratory rate.
Step 2: Recognize that the term 'involuntary nervous system' is used because the ANS operates automatically without conscious control, managing essential physiological processes.
Step 3: Note that the term 'emotional-visceral system' highlights the ANS's role in linking emotional states to visceral (internal organ) responses, such as changes in heart rate or digestion during stress or relaxation.
Step 4: Connect these terms by explaining that the ANS integrates emotional experiences with physical reactions, which is why it is sometimes described as the emotional-visceral system.
Step 5: Summarize that both terms emphasize different aspects of the ANS: 'involuntary' focuses on its automatic control, while 'emotional-visceral' emphasizes its role in emotional and internal organ regulation.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Autonomic Nervous System (ANS)
The ANS is a part of the peripheral nervous system that controls involuntary bodily functions such as heart rate, digestion, and respiratory rate. It operates without conscious control, regulating internal organs to maintain homeostasis.
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1:50
Somatic vs. Autonomic Nervous System
Involuntary Nervous System
This term highlights the ANS's role in managing bodily functions that occur automatically, without conscious effort. Unlike the somatic nervous system, it controls muscles and glands that respond reflexively to internal stimuli.
Recommended video:
1:10Introduction to the Autonomic Nervous System Example 1
Emotional-Visceral System
This term emphasizes the ANS's involvement in emotional responses by regulating visceral organs. Emotional states like stress or fear trigger autonomic changes, linking emotions to physiological reactions such as increased heart rate or sweating.
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2:12Visceral Reflex Arcs
Related Practice
Textbook Question
Collateral sympathetic ganglia are involved with innervating
a. abdominal organs
b. thoracic organs
c. head
d. arrector pili
e. all of these
Textbook Question
Which ANS fibers release acetylcholine? Which release norepinephrine?
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Textbook Question
Describe the anatomical relationship of the white and gray rami communicantes to the spinal nerve, and indicate the kind of fibers found in each ramus type.
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Textbook Question
Indicate the results of sympathetic activation of the following structures: sweat glands, eye pupils, adrenal medullae, heart, bronchioles of the lungs, liver, blood vessels of vigorously working skeletal muscles, blood vessels of digestive viscera, salivary glands.
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Textbook Question
Where are the cell bodies of visceral sensory neurons?
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