Select the appropriate ICD-9-CM procedure code using an ICD-9-CM code book for the statements given in the following questions

A 30-year-old man was not wearing a helmet when he was thrown from his motorcycle after losing control on a curve. He is seizing when you arrive. Your highest priority in caring for this patient should be:

A) checking his pupils for signs of brain injury. B) examining his head for signs of injury. C) checking for an increase in blood pressure and decrease in heart rate. D) maintaining an open airway and doing your best to prevent movement of his neck.

A PFM crown has as its advantage ____________

a. strength b. esthetics c. both a and b d. neither a nor b