Test Bank - Chapter 01 Q1: What is the purpose of the mouth mirror? A. Provide indirect vision. B. Reflect light into the mouth. C. Retract the lips, cheeks, and tongue. D. All options are correct. (Correct) Rationale: The purpose of the mouth mirror is to provide indirect vision, light reflection, and to retract lips, cheeks, and tongue.
Q2: What is the purpose of the explorer? A. Transfer materials to the oral cavity. B. Transfer materials from the oral cavity. C. Examine teeth for caries, calculus, and other abnormalities. (Correct) D. All options are correct. Rationale: The explorer has a thin, flexible, pointed tip that can be single or double ended. The explorer is used to examine teeth for caries, calculus, furcation’s, and other abnormalities. Explorers may be single or double ended. Some explorers may have an explorer on one end and a periodontal probe on the other to measure periodontal depths. Cotton forceps transfer items into and out of the oral cavity.
Q3: The main function of this instrument is to grasp and/or transfer material into and out of the oral cavity. A. Curette B. Mouth mirror C. Periodontal probe D. Cotton forceps (pliers) (Correct) Rationale: The main function of cotton forceps is to grasp and transfer items and/or material into and out of the oral cavity. The probe, mouth mirror, and curette do not have features for grasping.
Q4: Which of the following instruments is part of a basic setup for most dental procedures? A. Curette B. Spoon excavator C. Periodontal probe D. Cotton forceps (pliers) (Correct) Rationale: The cotton forceps is a useful instrument for most all procedures. The curette and periodontal probe are instruments used in a prophylaxis or periodontal examination. A spoon excavator is used to remove dental caries and is part of a restorative procedure.
Dental Instruments: A Pocket Guide 9e Boyd Test Bank