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A patient with acute back pain is given a transcutaneous electrical nerve stimulation unit to use at home. The physical therapist assistant provides detailed instructions on the care and use of the unit. Which of the following activities would least likely be the responsibility of the patient?

When discussing intensity, which of the following definitions most accurately explains the amplitude?

A patient is being treated for acute shoulder impingement syndrome. The PTA is treating the shoulder with conventional mode TENS and has selected a setting with modulation. Which of the following statements is most accurate regarding the use of modulation?

Which of the following terms is described by the force that pushes the current?

A physical therapist assistant is treating a patient for low back pain using low frequency TENS. Which of the following statements would be most appropriate for the PTA to use to describe the feeling of this treatment to the patient?

Which of the following electrode placements is best for achieving a contraction of the wrist extensors?

Which of the following parameters would be most appropriate to increase in order to increase electrical current depth of penetration.

Which of the following type of current will result in the most changes in the tissues underlying the electrodes as a result of electrode polarity?

A physical therapist’s documented goals include that the patient should increase their right middle deltoid strength from 2/5 to 3-/5 and right shoulder active range of motion from 0 – 40° to 0 – 50° in 2 weeks. Which of the following interventions would be most appropriate for working towards these goals?

Which of the following statements best explains the theory behind treating muscle spasm pain with low frequency TENS?