All the following drugs are known to have the ability to cause pigmentation of the oral mucosa except:

Which of the following is a top priority for a patient in shock?

A) Determining the cause of the shock B) Spinal immobilization C) Proper patient positioning D) Ventilatory support and oxygen delivery

Which of the following factors is considered to be a risk indicator for periodontal disease?

A) Plaque B) Smoking C) Aging D) Diabetes mellitus