NATA-BOC Therapeutic Intervention and Modalities 2

Question 1

An athletic trainer is considering using therapeutic ultrasound on an athlete's chronic patellar tendinopathy. Which parameter settings would be most appropriate?

Accepted Answer

3 MHz, continuous mode, 1.0 W/cm2

Answer

1 MHz, continuous mode, 1.5 W/cm2

Answer

1 MHz, pulsed 20%, 0.5 W/cm2

Answer

3 MHz, pulsed 50%, 2.0 W/cm2

Question 2

Which contraindication would prevent an athletic trainer from applying electrical stimulation?

Accepted Answer

Active deep vein thrombosis in the treatment area

Answer

Previous surgery at the treatment site (healed)

Answer

Mild muscle guarding in the cervical region

Answer

Chronic lateral epicondylitis

Question 3

An athletic trainer applies ice massage to an athlete's medial epicondylitis. What is the typical duration for ice massage treatment?

Accepted Answer

5-10 minutes

Answer

3-5 minutes

Answer

15-20 minutes

Answer

25-30 minutes

Question 4

Which therapeutic modality uses alternating current at frequencies of 4,000 Hz to achieve deeper tissue penetration for pain management?

Accepted Answer

Interferential current (IFC)

Answer

TENS (Transcutaneous Electrical Nerve Stimulation)

Answer

Galvanic stimulation

Answer

Russian stimulation

Question 5

An athletic trainer decides to use iontophoresis to deliver dexamethasone to treat an athlete's plantar fasciitis. Which electrode carries the medication?

Accepted Answer

The cathode (negative electrode)

Answer

The anode (positive electrode)

Answer

Either electrode depending on the tissue being treated

Answer

A neutral electrode placed between the anode and cathode

Question 6

During a moist heat pack application, how many layers of toweling should be placed between the pack and the patient's skin?

Accepted Answer

6-8 layers

Answer

1-2 layers

Answer

10-12 layers

Answer

No layers; direct contact is recommended