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 (D)</p> Signup and view all the answers

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

<p>Dendrites (D)</p> Signup and view all the answers

What is the metabolic center of the neuron?

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

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

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

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

<p>Neuron (D)</p> Signup and view all the answers

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

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

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

<p>Chemical signaling (D)</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 (D)</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 (B)</p> Signup and view all the answers

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