In Comparing the Action of Oligodendrocytes and Schwann Cells

question 3

Multiple Choice

In comparing the action of oligodendrocytes and Schwann cells

• A) Myelin sheaths produced by Schwann cells are associated with a basal lamina, whereas those produced by oligodendrocytes have no such association
• B) Oligodendrocyte cytoplasm is retained within the myelin sheath while Schwann cell cytoplasm is not trapped
• C) Processes of the oligodendrocytes contact the node of Ranvier in the central nervous system whereas astrocyte processes contact the node in the parasympathetic nervous system
• D) Schwann cells myelinate several axons, while oligodendrocytes myelinate only a single axon
• E) The cell body of an oligodendrocyte is more closely associated with its myelin sheath than the cell body of a Schwann cell is with its myelin sheath

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