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Medicine

Quiz 29 :

The Nervous System

Quiz 29 :

The Nervous System

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What components of a neuron are usually short and branch profusely near a cell body?
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Multiple Choice
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Answer:

C

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Which of the following has membranes that contain large amounts of myelin that insulates the axons and allows them to send nerve impulses quickly?
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Answer:

D

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Which of the following describes the white matter of the spinal cord?
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Answer:

D

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The ____ causes muscles to contract or relax and glands to secrete products.
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The middle layer of the meninges, named for its spider web-like appearance, is the ____.
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Which of the following are the membranes that protect the brain and spinal cord?
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Anything that inflames the CNS will cause ____.
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What is the innermost delicate layer of the meninges, which sits directly on top of the brain and spinal cord and holds blood vessels onto the surface of these structures?
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The ____ is between the arachnoid mater and pia mater and contains cerebrospinal fluid.
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Which of the following are only found in the central nervous system and act as interpreters between the afferent and efferent nerves?
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What is located at the end of the axon branches that allows impulse transmission to continue to other neurons?
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Which component of a neuron contains organelles and produces the protein and energy needed to carry out its functions?
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The cervical enlargement of the spinal cord contains ____.
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Which of these electrolytes plays an important role in the generation of nerve impulses?
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The toughest and outermost layer of the meninges is the ____.
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The function of _____ is to send information or nerve impulses away from the cell body?
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Which of the following has an effect on the speed of impulse conduction?
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Which of the following can either stimulate neurons to send a nerve impulse or inhibit them from sending an impulse?
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Which of the following describes the gray matter of the spinal cord?
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At which vertebral level does the spinal cord end?
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