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 16RQ
Which of the following substances is least able to cross the blood-brain barrier?
- water
- sodium ions
- glucose
- white blood cells
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Students have asked these similar questions
Which of the following statements best describes the structure of the blood-brain barrier that provides its functional characteristics?
Group of answer choices
Processes of astrocytes wrap tightly around capillaries in the brain
Tight junctions tightly seal endothelial cells of capillaries in the brain
Gap junctions tightly seal endothelial cells of capillaries in the brain
Spot desmosomes tightly link capillary endothelial cells together
The basement membrane of the capillaries in the brain contains extremely small pores
White matter is best described by which of the following?
It consists of neuron cell bodies, neuroglia, and unmyelinated nerve fibers.
It consists of myelinated fibers.
It is found in the periphery of the brain.
O It is found in the center of the spinal cord.
One of the components of the blood-brain barrier is:
Group of answer choices
astrocytes.
neurons.
myelin.
oligodendrocytes
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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- The blood brain barrier can be attributed primarily to which cell type? Tight junction between Smooth muscle cells of the vasculature wall Tight junction between astrocytes Gap junction between glial cells O Tight junction between Endothelial cellsarrow_forwardList of drink that help our cerebrospinal fluidarrow_forwardThe Central Nervous system is made up of: Spinal Cord, Nerves, Brain O Brain, Ganglia, Nerves Spinal Cord, Brain Brain, Spinal cord, Gangliaarrow_forward
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