Which of the following are naturally occurring pain killers?

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:

Which of the following skin conditions indicates that the skin is about to burn?

The pain transmitted by fibers in chronic pain

A patient had an ankle sprain 2 months ago and continues to have moderate edema, but no erythema or heat to the area. Edema is limiting ROM and causing pain. The BEST thermal modality to address these issues is:

Acute pain is generally

Patient assessment procedures are performed to provide which of the following?

A PTA is treating a patient rehabilitating from an Achilles tendon injury using cryotherapy.  Which agent would provide the BEST localized treatment for this region?

Which of the following statements about electrical equipment is FALSE?

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?