Nervous System Communication Overview
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Questions and Answers

What is the function of astrocytes in the nervous system?

  • Regulate the concentration of ions in the intracellular space
  • Release neurotransmitters to communicate with other cells
  • Generate electrical impulses for communication
  • Provide physical and metabolic support to neurons (correct)
  • Where are neurotransmitters released from to communicate with other cells?

  • Dendrites
  • Cell body (Soma)
  • Axon terminals (correct)
  • Synapse
  • What part of the neuron transmits signals away from the cell body?

  • Axon (correct)
  • Axon terminals
  • Dendrites
  • Cell body (Soma)
  • What is the main function of receptor cells in the nervous system?

    <p>Receive neurotransmitters on the surface of target cells and initiate a response</p> Signup and view all the answers

    What type of signal transmission occurs within neurons?

    <p>Electrical signals (action potentials)</p> Signup and view all the answers

    What is the junction between two neurons or between a neuron and a target cell called?

    <p>Synapse</p> Signup and view all the answers

    What is the function of oligodendrocytes in the CNS and Schwann Cells in the PNS?

    <p>Produce myelin to insulate axons</p> Signup and view all the answers

    What is the function of ependymal cells?

    <p>Produce cerebrospinal fluid for buoyancy and protection</p> Signup and view all the answers

    What is the function of microglia?

    <p>Act as immune cells of the CNS and remove debris through phagocytosis</p> Signup and view all the answers

    What is the function of satellite cells in the PNS?

    <p>Surround neurons in peripheral ganglia, providing structural support and regulating nutrient exchange</p> Signup and view all the answers

    What is the function of radial glia during embryonic development?

    <p>Serve as guides for migrating neurons during embryonic development</p> Signup and view all the answers

    Which glial cell provides metabolic support to neurons?

    <p>Astrocytes</p> Signup and view all the answers

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