Textbook Question
The connective tissue sheath that surrounds a fascicle of nerve fibers is the
a. Epineurium
b. Endoneurium
c. Perineurium
d. Epimysium
3
views
Ch. 13 The Peripheral Nervous System and Reflex Activity
Hoehn, Haynes, Abbott12th EditionMarieb Human Anatomy & PhysiologyISBN: 9780138242732
Not the one you use?Change textbookSelect a different textbook
Table of contents
- Ch. 1 The Human Body: An Orientation25
- Ch. 2 Chemistry Comes Alive24
- Ch. 3 Cells: The Living Units24
- Ch. 4 Tissue: The Living Fabric19
- Ch. 5 The Integumentary System12
- Ch. 6 Bones and Skeletal Tissues19
- Ch. 7 The Skeleton14
- Ch. 8 Joints7
- Ch. 9 Muscles and Muscle Tissue26
- Ch. 10 The Muscular System25
- Ch. 11 Fundamentals of the Nervous System and Nervous Tissue23
- Ch. 12 The Central Nervous System25
- Ch. 13 The Peripheral Nervous System and Reflex Activity30
- Ch. 14 The Autonomic Nervous System16
- Ch. 15 The Special Senses26
- Ch. 16 The Endocrine System26
- Ch. 17 Blood27
- Ch. 18 The Cardiovascular System: The Heart25
- 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 Defenses27
- Ch. 22 The Respiratory System21
- Ch. 23 The Digestive System31
- Ch. 24 Nutrition, Metabolism, and Energy Balance26
- Ch. 25 The Urinary System26
- Ch. 26 Fluid, Electrolyte, and Acid-Base Balance24
- Ch. 27 The Reproductive System24
- Ch. 28 Pregnancy and Human Development25
- Ch. 29 Heredity11
Hoehn, Haynes, Abbott12th EditionMarieb Human Anatomy & PhysiologyISBN: 9780138242732Not the one you use?Change textbook
All textbooks
Hoehn, Haynes, Abbott 12th EditionCh. 13 The Peripheral Nervous System and Reflex ActivityProblem 11
Hoehn, Haynes, Abbott 12th EditionCh. 13 The Peripheral Nervous System and Reflex ActivityProblem 11Chapter 13, Problem 11
List the structural components of the peripheral nervous system, and describe the function of each component.
Verified step by step guidance1
Identify the main structural components of the peripheral nervous system (PNS), which include cranial nerves, spinal nerves, ganglia, and sensory receptors.
Describe cranial nerves as nerves that emerge directly from the brain and primarily serve the head and neck region, facilitating sensory and motor functions.
Explain spinal nerves as nerves that emerge from the spinal cord, responsible for transmitting sensory information to the central nervous system (CNS) and carrying motor commands to muscles and glands.
Define ganglia as clusters of neuron cell bodies located outside the CNS that act as relay points and processing centers for nerve signals within the PNS.
Describe sensory receptors as specialized structures that detect changes in the environment (stimuli) and convert them into nerve impulses to be sent to the CNS for processing.
Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Peripheral Nervous System (PNS) Overview
The peripheral nervous system consists of all nerves and ganglia outside the brain and spinal cord. It connects the central nervous system to limbs and organs, facilitating communication between the body and brain.
Recommended video:
3:33
Peripheral Nervous System
Structural Components of the PNS
The main structural components of the PNS include cranial nerves, spinal nerves, ganglia, and sensory receptors. Cranial and spinal nerves transmit signals, ganglia contain neuron cell bodies, and sensory receptors detect stimuli.
Recommended video:
Guided course
5:04Optic Components
Functions of PNS Components
Each PNS component has specific roles: cranial and spinal nerves carry motor and sensory information; ganglia process signals locally; sensory receptors detect environmental changes, enabling reflexes and voluntary responses.
Recommended video:
Guided course
5:04Optic Components