Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Textbook Question
Chapter 42, Problem 3TY
The myelin sheath
- a. is produced by neurons in the peripheral nervous system.
- b. is formed only around neurons in the brain.
- c. is present on all neurons.
- d. is generally present around long axons in either the CNS or the PNS.
- e. significantly slows transmission along neurons.
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The process of myelination results in an increase in white matter. Myelination happens for all brain regions. Because of increases in myelination
A) At the same time; neural signals can travel through the brain faster
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Most human axons have a myelin sheath that_____ . a. prevents action potentials from moving backward b. increases the speed of action potential conduction c. consists of specialized interneurons d. increases the size of action potentials
Neurotransmitters are released by_____ . a. axon terminals c. dendrites b. a neuron cell body d. glial cells
Chapter 42 Solutions
Biology
Ch. 42.1 - Prob. 1CCCh. 42.2 - Prob. 1CSCh. 42.3 - Prob. 1CSCh. 42.3 - Prob. 2CSCh. 42.3 - Prob. 1CCCh. 42.3 - Prob. 2CCCh. 42.4 - What key prior observation led Loewi to develop...Ch. 42.4 - CoreSKILL The results of Loewis experiment...Ch. 42.4 - Prob. 3EQCh. 42 - Prob. 1TY
Ch. 42 - Prob. 2TYCh. 42 - The myelin sheath a. is produced by neurons in the...Ch. 42 - Prob. 4TYCh. 42 - Prob. 5TYCh. 42 - Which of the following contribute(s) to the...Ch. 42 - Prob. 7TYCh. 42 - Prob. 8TYCh. 42 - Prob. 9TYCh. 42 - Prob. 10TYCh. 42 - Prob. 1CQCh. 42 - Prob. 2CQCh. 42 - Prob. 3CQCh. 42 - Describe the difference between an electrical...Ch. 42 - Prob. 2COQ
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