SMILES 3 - Adult

Which of the following has been implicated in the development of recurrent aphthous ulcers? A. Trauma B. Vitamin C deficiency C. Sickle Cell Anemia D. Herpes simplex virus infection

A. Trauma

Which of the following is an abnormal tooth change not explained by aging alone? A. Gingival recession B. Root caries C. Yellowing of teeth D. Wearing away of teeth with exposed dentin

B. Root caries

Which of the following patients require bacterial endocarditis antibiotic prophylaxis? A.A 26-year-old woman with mitral valve prolapse undergoing routine teeth cleaning with no anticipated bleeding. B.A 64-year-old man with a prosthetic mitral valve who is undergoing a tooth extraction. C.A 16-year-old boy with a ventricular septal defect completely repaired in infancy who requires extraction of an impacted wisdom tooth. D.A 32-year-old man who had bacterial endocarditis 5 years ago who is undergoing orthodontic appliance adjustment.

B.A 64-year-old man with a prosthetic mitral valve who is undergoing a tooth extraction.

Which clinical finding distinguishes periodontitis from gingivitis? A. Inflammation of the gums B. White discoloration of the permanent teeth C. Enlarged pockets at the gum base D. Gingival hypertrophy

C. Enlarged pockets at the gum base

Which of the following is NOT a common site for oral cancers? A. The tongue B. Floor of mouth C. Hard palate D. Lower lip

C. Hard palate

Which of the following dental procedures does NOT requires antibiotic prophylaxis for individuals at high risk of bacterial endocarditis? A. Routine fillings B. Post-operative suture removal C. Dental cleaning D. Fluoride treatments E. Orthodontic appliance adjustment

D. Fluoride treatments

Which of the following factors reduces the risk for caries in adults? A. Low socioeconomic status B. Existing tooth restoration C. A vegetarian diet D. Decreased salivary flow E. Low sugar diet

E. Low sugar diet

Which of the following statements concerning xerostomia, or dry mouth, is NOT true? A. Xerostomia is caused by a decrease in the production of saliva. B. Xerostomia can cause a burning sensation, change in taste, and difficulty swallowing. C. Medications can contribute to the development of xerostomia. D. Xerostomia can increase the development of caries. E. Xerostomia is rarely a problem for patients wearing complete dentures.

E. Xerostomia is rarely a problem for patients wearing complete dentures.