Case Study - Ch. 14

Which of the following is indicated for the brown spot on the maxillary right first premolar? A. Subgingivally irrigating with an antimicrobial agent B. Polishing with a medium-grit abrasive C. Toothbrushing with a fluoridated dentifrice D. Scaling with a universal curet E. Burnishing with fluoride

Scaling with a universal curet

Each of the following may be contributing to this patient's excessively dry lips EXCEPT one. Which one is the EXCEPTION? A. His medications B. Mouth breathing C. Evaporation of excessive moisture on the lips D. Seizure disorder E. Habit of sucking on the lips

Seizure disorder

Which of the following instruments would be the best choice to remove the supragingival calculus observed on the lingual surfaces of this patient's mandibular anterior teeth? A. Sickle scaler B. File scaler C. Hoe scaler D. Chisel scaler

Sickle scaler

Which of the following self-applied fluorides would be the best recommendation for this patient? A. Low-potency sodium fluoride mouth rinse B. Acidulated phosphate fluoride custom tray application C. Stannous fluoride brush-on gel D. Extra-strength sodium monofluorophate dentifrice E. Dietary sodium fluoride tablet supplement

Stannous fluoride brush-on gel

Following debridement and instruction in oral self-care, what reduction in probing depths can be expected at the six-week reevaluation appointment? A. 0 to 1 mm B. 2 to 3 mm C. 4 to 5 mm D. Increased probing depths likely

0 to 1 mm

According to the Plaque Index of Silness and Loe, which of the following scored would be applied to this patient's maxillary anterior teeth? A. 0 B. 1 C. 2 D. 3

3

Should a seizure occur while treating this patient, emergency medical assistance must be summoned if the seizure lasts longer than A. 5 minutes B. 10 minutes C. 15 minutes D. 20 minutes E. 30 minutes

5 minutes

Each of the following must be identified before treating this patient EXCEPT one. Which one is the EXCEPTION? A. Type of seizure B. Frequency of seizure episodes C. Degree of control D. Known precipitating factors E. Change in mental status

Change in mental status

Which of the following should be considered before subgingival debridement? A. Premedicate with appropriate antibiotics B. Determine pretreatment bleeding time C. Offer acetaminophen to manage discomfort D. Rinse with an alcohol-containing mouth rinse E. Irrigate pockets with saline

Determine pretreatment bleeding time

Which of the following is the most likely assessment of the hard, nodule-like finding observed on the facial gingiva, adjacent to the maxillary right second premolar (arrow)? A. Papilloma B. Neurofibroma C. Exostosis D. Hyperkeratosis E. Lipoma

Exostosis

Which of the following oral hygiene care strategies should be implemented first to increase this patient's motivation to improve his oral self-care habits? A. Disclose and show plaque accumulation using a hand mirror B. Provide a brochure with large pictures demonstrating brushing technique C. Give him a new toothbrush with his name on it D. Include the social services care worker in oral self-care instructions E. Use a digital intraoral camera that images the oral cavity on a monitor

Give him a new toothbrush with his name on it

Who must sign the informed consent document prior to treating this patient? A. The patient B. His case worker C. His mother D. The group home director E. The dentist

His mother

With regard to the ability to give informed consent for dental hygiene treatment this patient is A. Legally competent with decision-making capacity B. Legally competent with impaired decision-making capacity C. Legally incompetent with decision-making capacity D. Legally incompetent with impaired or no decision-making capacity

Legally incompetent with impaired or no decision-making capacity

Which of the following is the most likely interpretation of the long, tubelike radiolucency (arrow) observed in the mandibular right molar periapical radiograph? A. Compound fracture B. Nutrient canal C. Oblique ridge D. Mylohyoid line E. Mandibular canal

Mandibular canal

This patient's mental retardation is considered A. Mild B. Moderate C. Severe D. Profound

Mild

The mandibular third molars are at risk for developing which of the following? A. Pericoronitis B. Osteomyelitis C. Melanosis D. Mucocele E. Tauradontism

Pericoronitis

Which of the following best applies to the enlarged gingiva in the anterior region? A. Linear gingival erythema B. Phenytoin-influenced gingival enlargement C. Hereditary gingival fibromatosis D. Necrotizing ulcerative gingivitis E. Acute herpetic gingivostomatitis

Phenytoin-influenced gingival enlargement

Which of the following will most likely be postponed until a later appointment? A. Fluoride varnish B. Polishing C. Root planing D. Scaling E. Probing

Polishing

Each of the following should be considered when treating this patient, EXCEPT one. Which one is the EXCEPTION? A. Include a mouth prop in the treatment armamentarium B. Schedule appointments within the first few hours of daily medications C. Ask the patient to report aura sensation immediately upon sensing D. Ready life support oxygen for respiratory support E. Prepare to administer a bronchodilator

Prepare to administer a bronchodilator

Which of the following statements regarding the bacteria present in the plaque biofilm adjacent to the maxillary left lateral incisor and maxillary left canine is most accurate? A. Primarily gram-positive cocci and epithelial cells B. Increased numbers of gram-positive filamentous forms and short rods C. Mixed flora of rods, filamentous forms, and fusobacteria D. Gram-negative and anaerobic organisms that have begun to appear E. Prevalence of vibrios and spirochetes

Prevalence of vibrios and spirochetes

Each of the following should be executed if this patient begins to exhibit uncontrolled muscle motor movements EXCEPT one. Which one is the EXCEPTION? A. Monitor vital signs B. Provide aggressive restraints C. Place in a supine position D. Remove instruments from the area E. Maintain an open airway

Provide aggressive restraints

Which of the following is the most likely assessment of the black line observed on the maxillary left molar periapical radiograph? A. Lint that suck to the film while wet B. Static electricity that created an artifact C. Roller mark from the automatic processor D. Accidental chemical splash prior to processing E. Fingernail scratching the film emulsion

Static electricity that created an artifact

Which of the following is the most likely interpretation of the anomalies observed in the maxillary molar periapical radiographs? A. Bony exostosis B. Dens invaginatus C. Enamel pearls D. Supernumerary teeth E. Impacted third molars

Supernumerary teeth

If this patient has a seizure in the dental chair, the primary task of management must be to protect him from injury to himself.At the start of a seizure, an attempt should be made to move this patient out of the treatment chair and onto the floor. A. The first statement is true, the second statement is false B. The first statement is false, the second statement is true C. Both statements are true and related D. Both statements are true but not related E. Both statements are false

The first statement is true, the second statement is false

Which of the following treatment regimens may pose the greatest risk for potentially exacerbating this patient's risk of a seizure? A. Coronal polishing B. Subgingival irritation C. Ultrasonic scaling D. Root planing E. Toothbrush deplaquing

Ultrasonic scaling