NBDHE - practice test Questions With 100% Correct Answers.

A 30-year-old male patient has a slightly raised purple mass on his cheek measuring 25 mm in diameter for as long as he can remember. This lesion is most likely a: - A. hemangioma B. hematoma C. Nevus A. Hemangioma A continuing care patient complains of root hypersensitivity. Upon examination, the DH sees plaque accumulation near the gingival margins of many teeth. Each of the following may be considered for this patient except one. Which is the exception. - A. Educate the patient about plaque removal B. provide iontophoresis treatment C. recommend a desensitizing dentifrice D. remove plaque and apply fluoride B. provide iontophoresis treatment A dental hygienist seats a patient to obtain an accurate blood pressure reading. Each of the following steps is necessary except one. Which is the exception? - A. Cuff is deflated at a rate of 2-3mm Hg/sec B. Diaphragm of stethoscope is placed over brachial artery C. Patient's arm is at his/her chest level D. Sphygmomanometer has a cuff width 20 percent smaller than the circumference of the patient's upper arm D. A patient presents with a pulse rate of 1-4. Which term best describes this patient's condition? - TachycardiaA patient presents with painful membranous ulceration of the gingiva, poor oral hygiene, and fetor oris. Which rinse is best indicated - A. cetylpyridium chloride B. chlorhexidine C. essential oil D. sodium fluoride B. chlorhexidine A topical anesthetic applied in the gingival sulcus on the facial surface of tooth 25 will provide a few minutes anesthesia for: - A. gingival sensitivity B. pulpal pain C. root planing D. the lingual sulcus A. gingival sensitivity According to the hydrodynamic theory, what leads to the sensation of pain? - A. Calculus deposits B. Fluid flow within the dentinal tubules C. increased activity of odontoblasts D. Microleakage of bacterial endotoxins B. Assisting an arthritic patient with toothbrushing might include each of the following except one. Which is the exception? - A. educate caregiver on proper toothbrushing technique to provide assistance B. modify handle of toothbrush C. use a powered toothbrush D. use an inter-proximal brush D. use an interproximal brushBilling the insurance company for treatment that was not performed is - A. breach of contract B. fraud C. negligence D. technical battery B. fraud Biological monitoring of sterilization equipment should occur? - A. daily B. at least once a week C. monthly D. with each sterilization cycle B. atleast once a week