Blog

The pulse duration of an ultrasound and transducer system does not change significantly as long as the system components remain unchanged.

A sound wave, with an intensity of 50 W/cm2, strikes a boundary and is totally reflected. What is the reflected intensity?

What part of beam response does Snell’s Law explain?

The ulnar artery lies along the  border of the flexor carpi ulnaris muscle. 

The nurse would suspect a patient is taking too much levothyroxine when the patient exhibits which adverse effect?

A patient prescribed lorazepam for the treatment of anxiety states, “I feel drowsy all the time, and it’s interfering with every aspect of my life.” The nurse knows that a better drug therapy option for this patient is which anxiolytic medication?

A physical therapist assistant reviews a physician’s examination of a patient that will be seen in therapy later in the day. The examination identifies excessive medial displacement of the elbow during ligamentous testing. Which ligament is typically involved with medial instability of the elbow?

A 55-year-old female diagnosed with a right hip intertrochanteric fracture is eight weeks status post open reduction and internal fixation with a plate and pinning. The patient has pain with active hip flexion and abduction. Acceptable modalities for this patient would include all of the following except:

When the angle of reflection is equal and opposite the angle of incidence, this refers to Snell’s Law.a.

A patient with moderate chronic obstructive pulmonary disease performs an exercise test that will stress the patient to the point of limitation. During the test the physical therapist assistant monitors the patient’s physiologic response to exercise. Which of the following findings would not require cessation of the testing session?