In-class Exercise for Use-case Diagram, Use case Full Description, and System Sequence Diagram The financial system at a medical office process the insurance claims as follows: an office staff prepares insurance claim by verifying patient insurance company and policy number information and then submit the insurance claim form to the insurance company. The insurance company receives the claim form, process it, and send payment to the medical office. The office staff then deducts insurance payments and calculates balance due and updates patient records then office staff produces and prints bill and sends it to patient