Domanda del libro di testo
A spinal nerve divides into a(n)_____ that serves the anterior side of the body and the limbs and a(n)_____that serves the posterior side of the body.
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Ch. 13 The Peripheral Nervous System
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822
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TOC.tableOfContents
- Ch. 1 Introduction to Anatomy and Physiology26
- Ch. 2 The Chemistry of Life38
- Ch. 3 The Cell55
- Ch. 4 Histology47
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System36
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System42
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomic Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart30
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity45
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Metabolism and Nutrition7
- Ch. 24 The Urinary System39
- Ch. 25 Fluid, Electrolyte, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822Non è quello che usi tu?Cambia libro di testo
Capitolo 13, Problema 1d
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
d. The term nerve is the equivalent of the term neuron.
Guida verificata passo dopo passo1
Step 1: Understand the terms 'nerve' and 'neuron'. A 'nerve' is a bundle of axons (nerve fibers) in the peripheral nervous system, surrounded by connective tissue. A 'neuron' is a single nerve cell, which includes the cell body, dendrites, and axon.
Step 2: Analyze the statement: 'The term nerve is the equivalent of the term neuron.' This implies that the two terms are interchangeable, which is incorrect based on their definitions.
Step 3: Determine the correct relationship between the terms. A nerve is composed of many neurons' axons, but it is not equivalent to a single neuron.
Step 4: Correct the false statement. The corrected statement should read: 'The term nerve is not equivalent to the term neuron. A nerve is a bundle of axons from multiple neurons in the peripheral nervous system.'
Step 5: Review the corrected statement to ensure clarity and accuracy, emphasizing the distinction between the structural and functional roles of nerves and neurons.
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Concetti chiave
Ecco i concetti essenziali che devi comprendere per rispondere correttamente alla domanda.
Nerve vs. Neuron
A nerve is a bundle of axons from multiple neurons, encased in connective tissue, that transmits signals between the central nervous system and the rest of the body. In contrast, a neuron is a single nerve cell that is responsible for transmitting information through electrical and chemical signals. Thus, the statement is false because a nerve comprises many neurons, not just one.
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04:20
The Neuron
Structure of the Nervous System
The nervous system is divided into the central nervous system (CNS) and the peripheral nervous system (PNS). The CNS includes the brain and spinal cord, while the PNS consists of all the nerves that branch out from the CNS to the rest of the body. Understanding this structure is essential for distinguishing between individual neurons and the larger nerve structures they form.
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Function of Neurons
Neurons are specialized cells that transmit information throughout the body via electrical impulses and neurotransmitter release. They play a critical role in processing and communicating signals, enabling functions such as reflexes, sensory perception, and motor control. Recognizing the function of neurons helps clarify their role within nerves and the broader nervous system.
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04:20The Neuron
Pratica correlata
Domanda del libro di testo
Merkel cell fibers, tactile corpuscles, Ruffini endings, and lamellated corpuscles are all types of:
a. Nociceptors
b. Mechanoreceptors
c. Photoreceptors
d. Chemoreceptors
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. The somatic sensory division of the PNS detects sensory stimuli from the organs in the thoracic and abdominopelvic cavities.
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
b. The somatic motor division of the PNS consists of lower motor neurons that directly innervate skeletal muscle fibers.
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Domanda del libro di testo
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
e. There are 31 pairs of spinal nerves and 12 pairs of cranial nerves.
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Domanda del libro di testo
Explain why you lose both motor and sensory function of a part of your body when a spinal nerve is numbed with anesthetic agents.
635
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