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Multiple Choice
Which one of the following is not a function of glial cells?
A
Maintaining homeostasis
B
Providing support and protection for neurons
C
Forming myelin
D
Transmitting nerve impulses
Verified step by step guidance
1
Understand the role of glial cells in the nervous system. Glial cells, also known as neuroglia, are non-neuronal cells that provide support and protection for neurons in the central and peripheral nervous systems.
Identify the functions of glial cells. They are involved in maintaining homeostasis, forming myelin, providing support and protection for neurons, and participating in signal transmission indirectly by maintaining the environment around neurons.
Recognize that glial cells do not transmit nerve impulses. This function is specific to neurons, which are the primary cells responsible for transmitting electrical signals in the nervous system.
Differentiate between the roles of neurons and glial cells. Neurons are specialized for communication and signal transmission, while glial cells support these functions by maintaining the environment and providing structural support.
Conclude that the function not performed by glial cells is transmitting nerve impulses, as this is the primary role of neurons.