Neurons and Their Functions

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Questions and Answers

Which of the following accurately describes the resting membrane potential of neurons?

  • It is modulated by the sodium channels
  • It is established and maintained by the Na+/K+-ATPase pump (correct)
  • It is transmitted to target cells through synapses
  • It is generated by action potentials in myelinated axons

How do neurons transmit signals to target cells?

  • By generating and conducting action potentials in unmyelinated axons
  • Through synapses (correct)
  • Through action potentials in myelinated axons
  • By modulating action potentials in dendrites

What is the role of the sodium-potassium pump in neuronal communication?

  • To establish and maintain the resting membrane potential (correct)
  • To transmit signals to target cells
  • To generate and conduct action potentials
  • To modulate action potentials

Which component of the neuron is responsible for generating and conducting action potentials?

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

How can action potentials be modulated?

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

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