The therapy provider paid a "reasonable and necessary" fee after delivering a service, without restriction on the number or type of services provided characterizes the ______ form of insurance

Because the burn patient's injured tissue will swell, it is important to:

A) remove restrictive clothing. B) administer high-flow oxygen. C) cover the injury with burn sheet. D) start IV therapy in the field.

Which acronym represents an organization that serves as both an insurer and provider of medical services?

a. CDC b. CEO c. FDA d. HMO