Membrane potential of hair cell is: (A) -20mV, (B) -40mV, (C) -60mV, (D) -80mV
Answer is C. The resting membrane potential of the hair cell is about -60mV. When the stereocilia are pushed toward the kinocilium, the membrane potential is decreased to about -50mV.Ref: Ganong&;s Review of medical physiology;25th edition; pg: 204