Neurons and Synapses Classification Quiz
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Questions and Answers

What is the function of afferent neurons in the nervous system?

  • Receive sensory input and transmit it towards the central nervous system (correct)
  • Receive motor commands from the brain
  • Connect between sensory and motor neurons
  • Are responsible for protecting the nervous tissue

    • Where are the cell bodies of efferent neurons typically located?

  • Peripheral nervous system
  • Within the effector tissues
  • Central nervous system (correct)
  • Adjacent to the spinal cord

    • Which class of neurons represents the majority of neurons in the human body?

  • Neuralgia cells
  • Efferent neurons
  • Interneurons (correct)
  • Afferent neurons

    • What is the main role of neuroglia cells in the central nervous system?

    <p>Protect nervous tissue and provide nutrition</p> Signup and view all the answers

    Which part of the neuron is responsible for most of the input to the neuron?

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

    What is the metabolic center of the neuron?

    <p>Cell body</p> Signup and view all the answers

    Which type of neuron carries sensory information towards the central nervous system?

    <p>Afferent neuron</p> Signup and view all the answers

    What is the structural and functional unit of the nervous system?

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

    What type of synapses depend on the type of signaling used by neurons?

    <p>Chemical synapses</p> Signup and view all the answers

    In neuron communication, what kind of signaling is used between neurons by synapses transmission?

    <p>Chemical signaling</p> Signup and view all the answers

    What ions play a main role in the mechanism of Action Potential AP?

    <p>Sodium and Potassium ions</p> Signup and view all the answers

    During neuron stimulation, which channels open faster allowing ions influx into the cell?

    <p>Voltage-gated Na channels</p> Signup and view all the answers

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