An example of a nomenclature used in ambulatory care settings that also serves a dual purpose as a classification system is ____________________ ____________________ ____________________.

When a person exhibits good body mechanics and lifts properly, the spine is:

a. slightly bent in the upper thoracic region. b. straight at the thoracic region and bent in the lumbar region. c. bent at no more than 15 degrees. d. straight and in an anatomical position.

A 52-year-old man presents with an ulcer in the floor of his mouth of 8 weeks' duration. The lesion measures 1 x 2 cm, is indurated, and is slightly uncomfortable for the patient. What should the clinician do at this point in time?

a. Observe for 2 more weeks. b. Treat patient with prednisone. c. Treat patient with nystatin. d. Have direct immunofluorescence test done. e. Perform a biopsy.