When using EMG biofeedback to re-educate a muscle, what is the goal?

CASE #1         A 33-year-old, male, insurance agent sprained his lower back while playing tennis 3 days ago.  He has complaints  of low back pain and stiffness.  He has spasms in the bilateral lumbar area and decreased trunk flexion range of motion.  He missed one day of work and is now working full-time but with complaints of increased pain at the end of the day.   His past medical history is unremarkable.       What is your rationale for choosing this modality? Your answer should include how this modality will address the patient’s problems and why you chose this modality over the other two options that you listed.

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?