The movement of substances from regions where their concentration is higher to regions where their concentration is lower is called:

What are the indications for clinical electrical stimulation? (Slide 25)

To electrically stimulate a denervated anterior tibialis muscle, what type of current should a physical therapist assistant use? (Slide 4)

The PT’s POC for a patient with acute low back pain identifies the use of interferential current. Where should the PTA place the electrodes? (Slide 51)

Which type of current is used for iontophoresis? (Slide 77)

Which type of electrical current is characterized as monophasic pulsed current? (Slide 64)

You are treating a 65-year old male status post right TKA. You are performing the first treatment session using electrical stimulation to increase muscle strength to the R quads. The correct ratio for on:off time initially is: (Slide 46)

What electrical stimulation is considered an alternating current? (Slide 4)

Which technique for the application of electrodes involves two electrodes of different sizes with the smaller in size, placed over the target area called the active electrode? (Slide 92)

Why are electrodes of different sizes, shapes and configurations? (Slide 85)