Wendy, 32, has been noticing a change in her ability to carry out daily tasks, she has been stumbling over her own feet, accidentally dropping…

research but cannot make sense of the in-depth effects of MS.

    Describe the movement of Na+ molecules in the three phases (depolarisation, repolarisation and hyperpolarisation) of an action potential.

   Describe the movement of K+ molecules in the three phases (depolarisation, repolarisation, hyperpolarisation) of an action potential.

…………………………………… channels allow for the rapid movement of Na+ molecules and are located at the ………………………………………………..

     The …………………………takes up the space between the locations of these channels and the primary function is to ……………………………………………..