10 free COTA practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
COTA Practice Test 12Tutor mode
Question 1 of 10
Select and Implement Interventions
The COTA, who has established service competency in orthotic fabrication, made a thermoplastic resting hand orthosis for a client. After 20 minutes of wear, a red area over the ulnar styloid is still present 30 minutes after removal. Which action should the COTA take?