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With interferential current, which feature helps to counteract accommodation?

The first pain that an individual feels after stepping on a nail is transmitted by the

Which of the following are naturally occurring pain killers?

To ensure the reliability of the pain visual analog scale (VAS), what procedure should the PTA use to administer this assessment?

A PTA is treating a patient with an ice massage over the left lateral collateral ligament of the ankle.  The patient complains of tingling and numbness in the foot and toes distal to the application of the ice massage.  The PTA SHOULD:

A patient presents 2 days post-injury to the medial collateral ligament.  The patient has a small amount of edema at the joint line with a slight increase in skin temperature.  Based on the initial presentation of the patient, the PTA expects the following healing response:

A patient has an open abrasion on the palm of the right hand.  The patient has chronic pain of the right wrist with limited ROM. Goal: decrease pain & increase ROMPlan of Care:  heat to the right wrist and therapeutic exerciseWhich of the following would be the MOST THERAPEUTIC application of heat for this patient?

Which of the following is NOT a systemic factor that affects the healing process?

History:  Patient has been receiving intermittent lumbar traction for chronic degenerative joint disease.  Patient weighs 170 pounds, pain 6/10 before treatment PT Goal:  Joint distraction PT Plan of Care:  Lumbar traction progress as toleratedFirst visit:  Intermittent traction, 45 pounds force, pain 5/10 after treatment, 10 minutes durationSecond visit:  Intermittent traction 60 pounds force, 3/10 after treatment, 10 minutes durationThird visit:  What force and duration is indicated for this patient based on their prior response and PT goal?

Which of the following statements about electrical equipment is FALSE?