Cells of the nervous system-nerouns and neuroglia
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Questions and Answers

What is the function of oligodendrocytes in the Central Nervous System (CNS)?

  • To support neurons and modulate neuronal function
  • To participate actively in synaptic transmission
  • To produce myelin sheath for only one segment of one axon
  • To produce myelin sheath for segments of as many as 30 axons (correct)

    • What is the role of Schwann cells in the Peripheral Nervous System (PNS)?

  • To support neurons and modulate neuronal function
  • To produce myelin sheath for segments of as many as 30 axons
  • To produce myelin sheath for only one segment of one axon (correct)
  • To participate actively in synaptic transmission

    • What is the function of astrocytes in the nervous system?

  • To support neurons and modulate neuronal function
  • To participate actively in synaptic transmission (correct)
  • To produce myelin sheath for axons
  • To transmit and process information

    • What is the characteristic of neurons in terms of morphology and function?

    <p>Asymmetry in structure and function</p> Signup and view all the answers

    What is the consequence of lack of myelination on electrical signal conduction?

    <p>Slowed down or prevented conduction of electrical signals</p> Signup and view all the answers

    What is the function of neuroglia in the nervous system?

    <p>To support neurons and modulate neuronal function</p> Signup and view all the answers

    Which of the following is NOT a function of astrocytes?

    <p>Phagocytosis of foreign invaders</p> Signup and view all the answers

    What is the main function of ependymal cells?

    <p>Assisting in the movement of CSF through the ventricular system</p> Signup and view all the answers

    Which of the following is NOT a function of microglia?

    <p>Scaffolding the CNS</p> Signup and view all the answers

    What is the function of astrocyte endfeet?

    <p>To provide nourishment to endothelial cells</p> Signup and view all the answers

    What is the function of CSF?

    <p>To provide a shock-absorbing fluid cushion for the brain and spinal cord</p> Signup and view all the answers

    What is the role of astrocytes in the regulation of neurotransmitter concentrations?

    <p>To uptake excess glutamate and transfer glutamine to neurons</p> Signup and view all the answers

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