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Medical-Surgical Nursing:Assessment and Managementof Clinical Problems 9th Edition by Sharon Lewis,Shannon Ruff Dirksen,Margaret McLean Heitkemper,Linda Bucher
Edition 9ISBN: 978-0323086783Medical-Surgical Nursing:Assessment and Managementof Clinical Problems 9th Edition by Sharon Lewis,Shannon Ruff Dirksen,Margaret McLean Heitkemper,Linda Bucher
Edition 9ISBN: 978-0323086783 Exercise 3
Once generated, what may block the transmission of an action potential along a peripheral nerve fiber to the dorsal root of the spinal cord?
A) The transmission may be interrupted by drugs such as local anesthetics.
B) Nothing can stop the action potential along an intact nerve until it reaches the spinal cord.
C) The action potential must cross several synapses, points at which the impulse may be blocked by drugs.
D) The nerve fiber produces neurotransmitters that may activate nearby nerve fibers to transmit pain impulses.
A) The transmission may be interrupted by drugs such as local anesthetics.
B) Nothing can stop the action potential along an intact nerve until it reaches the spinal cord.
C) The action potential must cross several synapses, points at which the impulse may be blocked by drugs.
D) The nerve fiber produces neurotransmitters that may activate nearby nerve fibers to transmit pain impulses.
Explanation
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A. Although a peripheral nerve is one ce...
Medical-Surgical Nursing:Assessment and Managementof Clinical Problems 9th Edition by Sharon Lewis,Shannon Ruff Dirksen,Margaret McLean Heitkemper,Linda Bucher
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