Membrane Potential and Electrochemical Phenomena Quiz

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Questions and Answers

What is the relatively static membrane potential of quiescent cells known as?

  • Excitable membrane potential
  • Stimulated membrane potential
  • Resting membrane potential (correct)
  • Dynamic membrane potential

In which type of cells do action potential and graded membrane potential occur?

  • Secretory cells
  • Muscle cells
  • Non-excitable cells
  • Excitable cells (correct)

What contributes to the differences in membrane permeabilities for various ions?

  • Cell size
  • Temperature changes
  • Functional activity of ion channels, transporters, and exchangers (correct)
  • Protein synthesis

How can the resting membrane potential be defined in animal and plant cells?

<p>A relatively stable, ground value of transmembrane voltage (C)</p> Signup and view all the answers

Which ions contribute to the differences in membrane permeabilities?

<p>Potassium, sodium, calcium, and chloride ions (B)</p> Signup and view all the answers

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