INTEGRAT PRINC OF ZOO (LL W/ CONNECT)
18th Edition
ISBN: 9781264177875
Author: HICKMAN
Publisher: MCG
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Textbook Question
Chapter 33, Problem 4RQ
What ionic and electrical changes occur during passage of an action potential along an axon?
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What ionic and electrical changes occur during passage of an action potential along an axon?
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Chapter 33 Solutions
INTEGRAT PRINC OF ZOO (LL W/ CONNECT)
Ch. 33 - Define the following terms: neuron, axon,...Ch. 33 - Glial cells far outnumber neurons and contribute...Ch. 33 - The concentration of potassium ions inside a nerve...Ch. 33 - What ionic and electrical changes occur during...Ch. 33 - Explain different ways in which invertebrates and...Ch. 33 - Why is the sodium-potassium pump indirectly...Ch. 33 - Prob. 7RQCh. 33 - Prob. 8RQCh. 33 - Prob. 9RQCh. 33 - Prob. 10RQ
Ch. 33 - Prob. 11RQCh. 33 - Prob. 12RQCh. 33 - Prob. 13RQCh. 33 - Prob. 14RQCh. 33 - Chemoreception in vertebrates and insects is...Ch. 33 - What is the vomeronasal organ and what activity...Ch. 33 - Explain how ultrasonic detectors of certain...Ch. 33 - Outline the place theory of pitch discrimination...Ch. 33 - Explain how the semicircular canals of the ear are...Ch. 33 - Contrast the structure and functioning of the...Ch. 33 - Explain what happens when light strikes a...Ch. 33 - Prob. 22RQCh. 33 - Prob. 1FFT
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- What causes depolarization of a neuron membrane potential?arrow_forwardWhat kinds of changes in ion conductance may be expected in an action potential? And how do ion channels permit these changes?arrow_forwardWhy does an action potential move in an all-or-nothing fashion down the length of an axon without stopping?arrow_forward
- What is a local current? How do local currents cause thepropagation of action potentials in unmyelinated axons?arrow_forwardStarting with the action of a neurotransmitter at the postsynaptic end of a neuron, what happens to generate an action potential to a second neuron?arrow_forwardWhat effect would a chemical that blocks the voltagegated sodium ion channels in the excitable axon membrane of a neuron have on its ability to depolarize?arrow_forward
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