Orthotics CPM Exam Study Guide 2025 with Complete Solutions

Orthotics CPM Exam Study Guide 2025 with Complete Solutions Describe 3-point pressure system for Ground Reaction AFO. -Correct Answer-1. Posterior directed force at tibial plateau 2. Superior directed force at plantar aspect of calcaneus 3. Superior directed force at plantar aspect of footplate and toes Which structures are targeted when testing the knee for CORONAL plane stability? -Correct Answer-Medial Colateral Ligament (MCL) and Lateral Colateral Ligament (LCL) Name one accessory often used with a free-motion AFO joint selection. -Correct Answer-T-strap for valgus or varus control Which AFO variety would you recommend for a patient with Fair/Zero anterior and posterior compartments and ankle joint pain? -Correct Answer-Solid ankle - set in desired flexion angle (Rocker bottom sole helpful) How would you configure your double action ankle joints to provide swing phase clearance and to minimize foot slap at initial contact? -Correct Answer-Dorsiflexion assist - Spring posterior, free anterior Which vertebrae is affected in a Jefferson's fracture? What is the treatment? -Correct Answer-1. C1 fracture 2. HALO Name 3 goals for idiopathic scoliosis treatment. -Correct Answer-1. Achieve spinal balance 2. Prevent curve progression 3. Reduce curve in-brace by at least 50% Which curve of a double spinal curve is more flexible? -Correct Answer-Minor curve How would you test for "Normal" muscle strength for: Tibialis Posterior? -Correct Answer--Pt is side lying on test side with foot off table -Stabilize lower leg proximal to the ankle -Pt inverts the foot through full ROM with slight plantarflexion -Apply resistance on the medial border of the forefoot How would you test for "Normal" muscle strength for: Tibialis Anterior? -Correct Answer--Pt is sitting, ankle is in plantarflexion -Support the lower leg and stabilize proximal to the ankle -Pt dorsiflexes and inverts foot through full ROM (keeping toes relaxed) -Apply resistance on the dorso-medial aspect of the forefoot What are the normal accepted ROM for calcanea inversion and eversion? -Correct Answer-10-20 degrees eversion 20-30 degrees inversion