Answer Explanations)
2 - ANS ✔✔A physical therapist assistant monitors the vital signs of a patient running on a
treadmill at a series of steadily increasing speeds. A change in which variable would be MOST
responsible for an observed increase in pulse pressure during the exercise session?
1. Heart rate
2. Systolic blood pressure
3. Diastolic blood pressure
4. Cardiac output
1 - ANS ✔✔A physical therapist assistant works with a patient on gait training using bilateral
axillary crutches. The right axillary crutch is modified with a platform attachment. The MOST
likely reason for this modification is to accommodate a patient with which of the following
problems?
1. A radial nerve injury
2. A proximal humeral fracture
3. Impaired balance and coordination
4. A transhumeral amputation
3 - ANS ✔✔A patient reports recurrent ankle pain. The physical therapist directs a physical
therapist assistant to perform ultrasound over the peroneus longus and brevis tendons. Which
of the following locations is the MOST appropriate for the application of ultrasound?
1. Inferior to the sustentaculum tali
2. Over the sinus tarsi region
3. Posterior to the lateral malleolus
4. Anterior to the lateral malleolus
, 4 - ANS ✔✔A physical therapist assistant prepares to measure medial rotation of a patient's
shoulder with a goniometer. Which of the following structures should the assistant use to align
the fulcrum?
1. On the lateral midline of the humerus using the lateral epicondyle as a reference
2. Perpendicular to the floor
3. Along the midaxillary line of the thorax
4. Over the olecranon process
3 - ANS ✔✔A physical therapist assistant reads in a patient's medical chart that the patient has
been prescribed albuterol. Which of the following conditions would MOST likely require the use
of this medication?
1. Breast cancer
2. Angina pectoris
3. Exercise-induced asthma
4. Spinal cord injury
2 - ANS ✔✔A physical therapist assistant reads in the medical record that a patient was recently
prescribed a thrombolytic agent. Which condition would be considered a contraindication to
this type of pharmacological agent?
1. Myocardial infarction
2. Hemorrhagic stroke
3. Pulmonary embolism
4. Venous thrombosis