When documentation in the record is unclear whether or not the patient developed a new pressure ulcer while being treated for a healing/existing pressure ulcer, the coder should:

There are 14 facial bones including two single bones and six paired bones. Which of the following facial bones are the single bones?

a. The mandible and maxilla b. The mandible and vomer c. The maxilla and vomer d. The mandible and zygomatic

In general, surgical procedures can be classified as all of the following EXCEPT

a. Diagnostic. b. Therapeutic. Unnecessary c. Cosmetic.