A(n) ________ device, such as the keyboard and scanner, feeds instructions and data into a computer.

Which of the following is NOT a typical reason for a denied claim?

a. Patient age or gender does not match the procedure. b. Information on the claim is missing. c. Diagnosis code does not match procedure performed. d. Procedure was performed on the wrong person.

How many alpha and beta chains are present in a HbA molecule?

a. 141 alpha and 146 beta chains b. 2 alpha and 2 beta chains c. 146 alpha and 141 beta chains d. 1 alpha and 1 beta chain