CNS & PNS Histology & Physiology - BM5 NLM1

1. How many Schwann cells form each inter-nodal segment between two nodes of ranvier?

  • One
  • Four
  • Two
  • Three
1 of 20

Other questions in this quiz

2. What is saltatory conduction?

  • The 'jumping' of an action potential between adjacent nodes of Ranvier
  • The movement of an action potential along an unmyelinated neuron
  • The movement of an action potential along the corda equina
  • The movement of an action potential along a salted piece of neuron

3. The signal input comes from which of the following?

  • Dendrites
  • Microglia
  • Soma
  • Axon

4. True or false: dendrites contain ribosomes and mRNA, suggesting some protein synthesis occurs in them?

  • Pass
  • True
  • False
  • Yep, nope, well maybe, I don't really have a clue what's going on...

5. What is the approximate resting membrane potentials of most neurons?

  • -90mV
  • -65mV
  • +65mV
  • +90mV

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