There is a heating effect at a molecular level as kinetic energy decreases.

Which of the following statements best explains how ultrasound waves are created?

A physical therapist assistant obtains a complete medical history prior to administering cryotherapy to a patient’s right shoulder. Which of the following conditions would NOT be considered a contraindication to cryotherapy?

You have performed a sensation test with normal results prior to the application of a 20 minute hot pack treatment to the low back. Which of the following would be the most appropriate reason to remove the heat before 20 minutes.

Prior to applying a cryotherapy intervention to a person to address a localized tendonitis, following therapeutic exercise, you check for the presence of contraindications. After doing so, you explain to the person the expected stages of perception experienced during a cryotherapy intervention. Which of the following sequences provides the correct order for the stages of cold?

Which of the following statements most appropriately describes the use of therapeutic modalities for rehabilitation program?

Which of the following patients is the use of a thermal modality most appropriate?

Which of the following temperature ranges is most appropriate when using fluidotherapy?

During which phase of matter do molecules have the weakest bonds and are the most free to move about?

A physical therapist assistant prepares to use phonophoresis as a component of a patient’s plan of care, but is concerned about the potential of the ultrasound to exacerbate the patient’s current inflammation. The MOST effective method to address the PTA’s concern is: