HOSA Dental Terminology Practice Test The placement and fitting of a dental prosthesis prior to final cementation is known as an?Correct Answer - Seating A notable pointed or rounded elevation on the biting surface of the crown is the? Correct Answer - Cusp What is the tooth's hard inner layer? Correct Answer - dentin The developmental cracks or imperfections extending into the dentin are? Correct Answer - lamellae Carbon steel instruments are best sterilized by? Correct Answer - dry heat What is the instrument used to keep a rubber dam away from a patient's face and give it form is the? Correct Answer - Frame A centric occlusion is one in which? Correct Answer - There is a maximum planned contact between occlusal surfaces Candidiasis is a fungus infection commonly referred to as? Correct Answer - Thrush HIV/AIDS can be transmitted by? Correct Answer - Dirty needles What is the mechanical device with a reservoir for a solution which cavitates or bubbles off debris used to clean objects before sterilization is an? Correct Answer - Ultrasonic cleaner The total number of x-rays emitted from the focal spot of the tube head is expressed in?Correct Answer - mAs What is the container that is labeled for items contaminated with body or life threatening contaminates is a ? Correct Answer - biohazard container There are two main gypsum products used to form models: plaster and? Correct Answer - Stone The most advanced type of periodontitis is? Correct Answer - Type IV Residual effects of radiation that remain in the body are termed? Correct Answer - Cumulative effect The dentist told your mother she had calcinosis. You explained this was? Correct Answer - Inadequate calcium intake 1 / 2
What is the maxillary first molar usually has what? Correct Answer - two roots Debridement is the process of? Correct Answer - Removing existing potential irritants from the root canal When the prefix infra- is used to describe a position, you know the location is? Correct Answer - Below The classification of the material used to help nite some restorative agents to the tooth surfaces and underlying materials is the? Correct Answer - Bonding agent The muscles of mastication are innervated by the? Correct Answer - trigeminal nerve The term that describes abnormalities that extend beyond the teeth to manidible and maxillae is?Correct Answer - dysgnathia Fusion of cementum and the alveolar bone with obliteration of the periodontal ligament is known as? Correct Answer - ankylosis HIV/AIDS is a disease of the? Correct Answer - immune system The ability of x-ray photons to penetrate human tissue depends on? Correct Answer - Density of the object penetrated The surgical shaping and smoothing of the alveolar ridge after extracting teeth is called?Correct Answer - alveoplasty The most effective method to kill microbes is? Correct Answer - autoclaving The provision made in a cavity preparation to prevent displacement of the restoration is?Correct Answer - retention form The moving of a tooth from one position in the oral cavity to another area in the same cavity is an? Correct Answer - Autogenous transplantation A tanner is used to? Correct Answer - carve The type of tumor or growth not considered life threatening is? Correct Answer - Benign growth Intrinsic pigmentation in children's teeth is due to? Correct Answer - Medications or excessive fluoride The most chronic dental disease affecting the american people is? Correct Answer - Dental caries
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