Neurotransmitters and Ion Channels Quiz
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Neurotransmitters and Ion Channels Quiz

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Questions and Answers

What type of channels open as the cell depolarizes during neurotransmitter release?

  • Voltage-sensitive Ca2+ channels (correct)
  • Potassium channels
  • Stretch-gated channels
  • Ligand-gated channels

    • Which protein interacts with Ca2+ to initiate the process of exocytosis during neurotransmitter release?

  • Synaptotagmin (correct)
  • Dopamine receptor
  • Serotonin transporter
  • GABA receptor

    • What ion does the neurotransmitter typically bind to, leading to depolarization of the post-synaptic cell?

  • Calcium (Ca2+)
  • Sodium (Na+) (correct)
  • Chloride (Cl-)
  • Potassium (K+)

    • What type of neurotransmitter causes Na+ or Ca2+ to enter the cell?

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

    Which type of receptors are associated with ligand-gated ion channels for producing fast post-synaptic potentials?

    <p>Nicotinic receptors</p> Signup and view all the answers

    What type of neurotransmitter typically causes hyperpolarization by allowing Cl- to enter the cell?

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

    Where are small molecule neurotransmitters synthesized?

    <p>In the cytosol of the terminal end</p> Signup and view all the answers

    How are neuropeptides synthesized?

    <p>By precursor proteins in the soma</p> Signup and view all the answers

    What is the process of removing neurotransmitters from the synapse called?

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

    Where do vesicles containing neurotransmitters undergo fast anterograde transport to?

    <p>Axon terminal end</p> Signup and view all the answers

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