Brain Test 3 Section 3

11 Questions | Total Attempts: 23

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Test review 3 section 3


Questions and Answers
  • 1. 
    Neurons in the brain that make only local connections
  • 2. 
    _____________can alter activities in its target cells in muscles and glands.
  • 3. 
    The motor neuron is considered the
    • A. 

      Presynaptic cell

    • B. 

      Postsynaptic cell

  • 4. 
    the skeletal muscle is the
    • A. 

      Presynaptic cell

    • B. 

      Postsynaptic cell

  • 5. 
    Sodium potassium pump
    • A. 

      Sodium ions into the cell, potassium ions out of the cell

    • B. 

      Sodium ions out of the cell, potassium ions into the cell

  • 6. 
    ________motor neuron exhibit a resting potential that is more negative than the "threshold" potential
  • 7. 
    Action potential moves along axons more rapidly in non-myelinated than in myelinated axons.
    • A. 

      True

    • B. 

      False

  • 8. 
    The opening of voltage-gated sodium channels
  • 9. 
    The observation that the acetylcholine release into the junction between a motor neuron and a skeletal muscle binds to a sodium channel and opens it is called a _____________sodium channel.
  • 10. 
    Major inhibitory neurotransmitter of the human brain
  • 11. 
    The botulinum toxin reduces the synaptic release of
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