Orthotics CPM Test Questions and Answers | Practice Test | Graded A+

Orthotics CPM Test Questions
and Answers | Practice Test |
Graded A+

• How would you test/isolate the TFL? -✓✓hip abduction MMT --> flex
hip to 45 degrees


• How would you test/isolate the soleus? -✓✓plantarflexion MMT -->
flex knee


• How would you test/isolate the gastroc? -✓✓plantarflexion MMT -->
extend knee


• How would you test/isolate the biceps femoris? -✓✓knee flexion
MMT --> externally rotate the tibia


• How would you test/isolate the semimembranosus and
semitendinosus? -✓✓knee flexion MMT --> internally rotate the tibia


• How would you evaluate for iliopsoas tightness? -✓✓perform a
Thomas Test --> if they cannot get full hip extension even with knee
flexion, iliopsoas is tight

,• How would you evaluate for rectus femoris tightness? -✓✓perform a
Thomas Test --> if they cannot initially achieve full hip extension, but
can achieve full hip extension with knee flexion, rectus femoris is tight


• How would you evaluate for IT tightness? -✓✓perform a Thomas Test
--> if they cannot initially achieve full hip extension, but can achieve full
hip extension with external hip rotation, IT is tight


• How would you assess the laxity of the ACL? -✓✓anterior drawer test


• How would you assess the laxity of the PCL? -✓✓posterior drawer test


• How would you assess the laxity of the LCL? -✓✓varus stress test -->
positive: lateral knee pain, increased varus movement, diminished or
absent end points


*bend knee to 20-30 degrees to isolate LCL from PCL


• How would you assess the laxity of the MCL? -✓✓valgus stress test --
> positive: medial knee pain, increased valgus movement, diminished or
absent endpoint


• What are the standard joint clearances at the ankle? -✓✓11mm -->
6mm medial and 5mm lateral

, • What are the standard joint clearances at the knee? -✓✓9mm --> 6mm
medial and 3mm lateral


• How do you determine knee center? -✓✓between medial tibial plateau
and adductor tubercle


• What are 3 tests for scoliosis? -✓✓Adams Forward Bending, arm gap,
pelvic tilt, rib hump, leg length discrepancy, shoulder height asymmetry


• What is the mechanism of injury in a spinal compression fracture? -
✓✓spinal flexion with compression


• What is the mechanism of injury in a spinal burst fracture? -✓✓spinal
compression with flexion


• What is the mechanism of injury in a seat belt/chance fracture? -
✓✓spinal flexion with distraction


• What is the mechanism of injury in a fracture dislocation? -
✓✓translation, flexion, rotation, with shear


• What is the mechanism of injury in a Hangman's fracture? -✓✓neck
hyperextension when face hits a hard surface