Which modality uses sound waves to drive medication into the skin?

What are the parameters of surge mode, 30 pps, and a tetanic contraction used for?

A physical therapist assistant is treating a patient with iontophoresis using dexamethasone and a dosage of 40 mA-min.  What is the effect of dexamethasone and what polarity should be used with the electrode with the medication?

Which would be a CONTRAINDICATION for use of a superficial heating agent?

What is the peak intensity if the BNR was 5:1 and the average intensity 2.0 W/cm2?

Which of the following changes would be BEST to increase comfort of a muscle contraction during NMES?

In general, the equivalent of how many total layers of toweling would be used when applying a hot pack?

What should the water temperature be for a warm to hot whirlpool?

Which of the following is CORRECT about sensation assessment?

Whirlpool for non-selective debridement would be indicated for which type of wound?