CO Study Guide 2026
Everything you need to pass the CO exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CO Exam Format at a Glance
📚 CO Topics to Study (40)
✍️ Sample CO Questions & Answers
1. What is the importance of continuing education for CO professionals in Pharmacology & Medication Management?
Continuing education keeps professionals current with developments and best practices while meeting certification requirements.
2. Which rivet or fastener type is most appropriate for attaching metal uprights to a leather orthotic foundation to allow articulation?
Chicago screws (sex bolts) are ideal for orthotic joints because they can be tightened to control resistance to motion and can be replaced if worn, unlike solid rivets.
3. A patient with spastic cerebral palsy is being fitted with a solid AFO. To accommodate plantarflexor spasticity during dorsiflexion ROM assessment, the orthotist should test ROM with the knee:
Testing with the knee in full extension engages the biarticular gastrocnemius, revealing the true available dorsiflexion range under tension that the AFO must accommodate.
4. An orthotist suspects a colleague is billing for orthotic services that were never provided. The appropriate first step is to:
Suspected fraudulent billing must be reported through the practice's compliance officer or to regulators such as the OIG, as failing to report known fraud may itself constitute a violation.
5. A patient with a workers' compensation claim asks the orthotist not to document a prior similar injury that may affect their case. The orthotist should:
Accurate and complete documentation is both an ethical and legal obligation; omitting clinically relevant information constitutes falsification of medical records.
6. Peripheral arterial disease (PAD) is relevant to orthotists because it increases risk of:
PAD reduces tissue perfusion, making skin vulnerable to ischemic breakdown under orthotic pressure points, necessitating careful pressure management and monitoring.