RDA practice Exam Questions With 100% Verified Answers

RDA practice Exam Questions With 100% Verified Answers What charting symbol indicates a tooth that is not visible in the mouth? a. circle around the tooth b. outline with diagonal lines c. X through the tooth d. Diagonal lines - answerc. X through the tooth A base is placed: a. as a measure b. when decay or damage is too close to the pulp c. on the floor of the tooth preparation d. A, B, and C are all correct - answerD. A, B, and C are all correct According to the Dental Board regulations, how long should sterilization monitoring records be kept? a. Three years from the date the load was originally processed b. one week after the load was originally processed c. one year d. one year after each sterilizer involved was first monitored - answerC. one year Which of the following is an example of an OSHA required sharp with engineered injury protection? a. A cardboard needle guard added to a dental anesthetic syringe b. A butterfly needle used to administer IV sedation c. A self-sheathing needle attached to a dental anesthetic syringe d. A needle cap holder built into a instrument cassette - answerC. A self-sheathing needle attached to a dental anesthetic syringe The air/water syringe is primarily used during the coronal polishing procedure to: a. irrigate the oral cavity b. dry the tooth surface c. encourage drying of the mucosa d. remove the remaining paste - answerD. remove the remaining paste Which of the following should be performed FIRST if an adult patient does not have a pulse? a. Call for emergency assistance b. Administer oxygen c. Call the patients medical doctor d. Administer CPR - answerA. Call for emergency assistance Oral surgical procedures require the use of ______? a. Chemical agents to disinfect the water and the water lines b. Sterile irrigating solutions using a sterile delivery system c. Water that meets the Food and Drug Administration (FDA) surface water standards d. Water that meets Environmental Protection Agency (EPA) drinking water standards - answerB. Sterile irrigating solutions using a sterile delivery system When setting up an instrument tray or cassette, the instruments should bet set up _________? a. from right to left? b. from left to right? c. from top to bottom? d. from bottom to top? - answerB. from left to right Who legally owns a patient's dental radiographs? a. The patient b. The radiologist c. The dentist d. The physician - answerC. The dentist Calcium Hydroxide is used in dentistry as a _________? a. base b. liner c. matrix d. All of the above answers are correct - answerB. Liner Prior to sterilization, loose contaminated instruments are processed in an ultrasonic cleaner to __________? a. clean then disinfect b. remove all microorganisms c. remove debris and bio-burden d. disinfect then clean - answerC. remove debris and bio-burden A critical step for healthcare workers in preventing the spread of disease is proper hygiene of one's _____? a. hair b. eyes c. face d. hands - answerD. hands The purpose of dental sealants is ____? a. to prevent decay from spreading? b. to prevent decay in the pits and fissures of teeth c. to promote good oral health d. to prevent decay from interproximal spaces - answerB. to prevent decay in the pits and fissures of teeth Elevating the patient's feet above the head to increase blood flow to the brain is the response to what medical condition? a. heart problems b. syncope c. allergic reaction d. diabetes - answerB. syncope Angle's classification are used to classify and describe? a. natural teeth in the dentition b. types of dental caries c. malocclusion d. hand instruments - answerC. malocclusion The portion of a dental instrument held by the operator is called a. shank b. working end c. tip d. handle - answerD. Handle Which of the following describes the best way to remain approachable to an anxious patient? a. work slowly b. encourage questions c. encourage quiet d. work quickly - answerB. Encourage questions The patient chart is a permanent record in the dental office and is the property of whom? a. The dentist b. The court of law c. The patient d. The dental practice - answerA. The Dentist The dental history portion of a patient record provides the dental teams with what information? a. future dental care and treatment b. previous dental care and treatment c. dental procedures that are legal for the dental assistant to complete