Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Textbook Question
Chapter 12, Problem 14RQ
What type of glial cell provides myelin for the axons in a tract?
- oligodendrocyte
- astrocyte
- Schwann cell
- satellite cell
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Chapter 12 Solutions
Anatomy & Physiology
Ch. 12 - In 2003, the Nobel Prize in Physiology or Medicine...Ch. 12 - Visit this site...Ch. 12 - Visit this site...Ch. 12 - View the University of Michigan Webscope...Ch. 12 - What happens across the membrane of an...Ch. 12 - Visit this site...Ch. 12 - Watch this video...Ch. 12 - Watch this video...Ch. 12 - Which of the following cavities contains a...Ch. 12 - Which structure predominates in the white matter...
Ch. 12 - Which part of a neuron transmits an electrical...Ch. 12 - Which term describes a bundle of axons in the...Ch. 12 - Which functional division of the nervous system...Ch. 12 - What type of glial cell provides myelin for the...Ch. 12 - Which part of a neuron contains the nucleus?...Ch. 12 - Which of the following substances is least able to...Ch. 12 - What type of glial cell is the resident macrophage...Ch. 12 - What two types of macromolecules are the main...Ch. 12 - If a thermoreceptor is sensitive to temperature...Ch. 12 - Which of these locations is where the greatest...Ch. 12 - How long does all the signaling through the...Ch. 12 - What is the target of an upper motor neuron?...Ch. 12 - What ion enters a neuron causing depolarization of...Ch. 12 - Voltage-gated Na+ channels open upon leaching what...Ch. 12 - What does a ligand-gated channel require in order...Ch. 12 - What does a mechanically gated channel respond to?...Ch. 12 - Which of the following voltages would most likely...Ch. 12 - Which of the following is probably going to...Ch. 12 - How much of a change in the membrane potential is...Ch. 12 - A channel opens on a postsynaptic membrane that...Ch. 12 - What neurotransmitter is released at the...Ch. 12 - What type of receptor requires an effector protein...Ch. 12 - Which of the following neurotransmitters is...Ch. 12 - What responses are generated by the nervous system...Ch. 12 - When eating food, what anatomical and functional...Ch. 12 - Multiple sclerosis is a demyelinating disease...Ch. 12 - Which type of neuron, based on its shape, is best...Ch. 12 - Sensory fibers, or pathways, are referred to as...Ch. 12 - If a person has a motor disorder and cannot move...Ch. 12 - What does it mean for an action potential to be an...Ch. 12 - The conscious perception of pain is often delayed...Ch. 12 - If a postsynaptic cell has synapses from five...Ch. 12 - Why is the receptor the important element...
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- What function do unipolar neurons provide and where is their cell body found? They are motor neurons with their cell body in the central nervous system They are sensory neurons with their cell body located in the central nervous system They are motor neurons with their cell body located outside of the central nervous system They are sensory neurons with their cell body located outside of the central nervous systemarrow_forwardPlace the following structures in the order that an electrical impulse would travel beginning with the post-synaptic membrane. Reset Dendrites Axon terminals Myelin sheath gap Neurosoma Axon hillock Internodal segment Terminal arborization 1 2 3 4 5 6 7arrow_forwardWhich of the following is not true of glial cells? They are more numerous than neurons. They transmit information. They have diverse functions in support of neurons. They can be a cause of brain tumors.arrow_forward
- Which cell type assists in the reuptake of a neurotransmitter, such GABA after released in the synapse? pyramidal cells ependymal cells glial cells oligodendrocytesarrow_forwardWhich is not true about axons? They arise from the cell body they send information to other cells they contain dendritic spines they recive information from other cellsarrow_forwardStructures in the following diagram of a neuron? Asaparrow_forward
- Stellate cells and pyramidal cells are examples of different types of: sensory neurons. motor neurons. interneurons. principal neurons.arrow_forwardWhat two features characterize a Schwann cell, but not an oligodendrocyte? open cytoplasmic channels, present in CNS open cytoplasmic channels, single axon myelination no cytoplasmic channels, present in PNS no nuclei, multiple axon myelinationarrow_forwardWhich of the following cells is NOT an example of glia? The cells in the central nervous system that make myelin Astrocytes Schwann cells Motor neurons Oligodendrocytesarrow_forward
- Which part of the neuron provides insulation for the neurons, to prevent the loss of charged ions from the nerve cell? glial cell cell body myelin sheath dendrite axonarrow_forwardEnteric glia (specialized macrophages) are in close proximity to neurons and outnumber neurons- 4- to 10-fold 5- to 12-fold 3- to 8-fold 2- to 6-foldarrow_forwardWhat is the term used to describe the rounded lump located at the end of the axon? synapses receptor sites terminal button O synaptic vesiclesarrow_forward
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