What is the normal range of motion for elbow extension?

If a patient complains of a dull ache in the left ear over the past 24 hours, he or she would be describing:

one history of present illness (HPI) element. two HPI elements. three HPI elements. four HPI elements.

When a medical biller changes a diagnosis in the medical record so that it matches the procedure code on a health claim, the biller can be charged with:

a. inappropriate coding. b. abuse of power. c. abuse of knowledge. d. fraud.