The difference between the crest of one photon wave & the next is called: Show DHCW using a tongue depressors & light A visual dental health inspection is performed by: A dental assistant who does not expose or process x-rays must be registered I'n the state of Texas. To check conditions of exposure & processing What is the purpose of the wedge x-ray test? The collar on a lead apron reduces the dose of radiation to the: The varying shades of gray on a processed radiograph is termed: Disinfection is the partial elimination of active growth stage bacteria & the inactivation of some viruses. __________is the time between exposure to radiation & the time the effect becomes visible OSHA requires employers, including those I'n the health cRe profession to: Establish guidelines & carry out procedures to protect employees, maintain employee exposure incident records for the duration of employment plus 30 years, provide protective equipment to staff Darkroom infection control guidelines may include: Films should be handled as little as possible, preferably the edges, handle processed films with clean hands, and after all films are I'n processor wash & dry hands The two types of digital systems include: Instant viewing, less radiation exposure to the patient, remote consultation, images sent by email Some advantages of digital radiographs include: Which tissue is considered to be radiobiologically critical Using the " E" speed film can reduce the radiation exposure to the patient by: Steam autoclave, chemical vapor, & dry heat Acceptable methods of sterilization include: Sterilization of unwrapped instruments for immediate use Flash sterilization is used for: When using the panoramic machine there is no need to wrap the unit. Under direct supervision is defined I'n the occupation code as the dentist does not need to be I'n the building when delegated duties. Developing time is determined by the developer temperature Time temperature processing means the: All these settings affect the quality of the x-ray If all settings stay the same, what happens when KvP, Ma, & exposure time is increased? Clean & disinfect the outside of the container When the outside of the biopsy specimen bottle shows visible contamination, what should be done? A registered dental assistant may fill out & sign a patient's work excuse without prior authorization from the dentist. Legal documents & belong to the dentist, kept I'n the patient's dental records for 5 years Dental radiographs are part of the dental record therefore, they are: Legislature sends laws to the state board of dental examiners who write laws to rules & regulation Of the following statements which is more true? Film speed refers to the: Signed by the patient or legal guardian Consent for release of privileged information must be: A herringbone or tire track pattern on a radiograph is a result of: On a processed radiograph, dental caries appear as: Film holders are not necessary with the paralleling technique Which statement is most correct? When removing needles from reusable syringes, which of the following are acceptable? May lead to bacterial contamination of the existing soap Adding additional liquid soap to the dispenser: Filmless and no processing solutions, the image is captured on a sensor, the system uses radiation from a tubehead When compared to the actual length of the tooth, an elongated image will appear: The dentist & at least one other dental auxillary must be present, I'n the treatment room, during administration of nitrous oxide. The diameter of the x-ray beam exiting from the round cone BID should be: Amount of x-ray energy produced by an x-ray unit & amount absorbed by the body Radiation units & measurement are measured by: Hazardous products moved from one container to another do not need to have a warning label or sticker affixed to them. The overall lightness and darkness of an image is referred to as: The purpose of this film is to record a major portion of the maxilla or mandible on one film: When recapping a needle, which of the following should be used? Solution exposure to air & light with the manual processing technique can be avoided by using: A dental assistant may only perform a coronal polish on a patient under direct supervision of a licensed dentist or dental hygienist & as long as no calculus is removed I'n the process. Employs a reusable intramural sensor, traditional x-ray tubehead can be used, reduces radiation exposure by 90% Of the following statement about filmless digital system which are true? I'n order to minimize the gag reflex, it is helpful to start the radiographic procedure by first exposing the: Unprofessional conduct would be considered: Collect fees by fraud, orally soliciting dental business to a particular dental practice, claiming superiority I'n providing dental care Pointed cone low kilovoltages Factors that increase somatic exposure to the patient include:
Release of a mercury vapor Extracted teeth containing amalgam restorations should not be autoclaved because: A radiographic image is produced on a panoramic film by the use of: The embossed dot should face up when mounting. Absorbing low penetrating long wavelengths The aluminum filter I'n the x-ray tubehead reduces the dose of radiation received by the patient by: All dental assistants must be registered I'n the state of Texas by September 1, 2007. The beam of radiation for a panoramic radiograph is a narrow slit The confidentiality created by the dentist, the record, & the patient is: Violation does not apply to dental assistants A dental assistants registration may be revoked for all of the following except: The dental assistant is solely responsible for any acts or procedures performed I'n the dental office. How many continuing education hours are required each year for a registered dental assistant? Sudden stopping of high speed electrons as they collide with a target Fire and explosive data, hazardous ingredients, spill procedures Material safety data sheets MSDS will contain information about: Decontamination/ disinfection The use of physical or chemical means to remove, inactivate or destroy pathogenic microorganisms on a surface or item to the extent that they are no longer capable of transmitting infectious disease; the surface or item is rendered safe for handling The following condition does not harbor bacteria that could lead to contamination; A licensed hygienist is able to legally perform any act that a registered dental assistant can perform Adopt&enforce rules necessary to ensure compliance of rules to protect the public health safety I'n the practice of dentistry Which statement best describes the duties of the SBDE: The benefits of digital radiography include: Reduction of radiation exposure for the patient, reduction I'n storage space, greater diagnostic capability & high resolution with color enhanced image quality When digital x-rays are used, they require no film packs & no lead foil, & chemicals are needed... The films. Required film mount information would include all of the following except the: Able to be reversed or corrected The term "reversible" means: Processing of dental x-rays A dentist may delegate to a dental assistant which of the following procedures? Extracted teeth containing amalgam restorations: Position, distance, and shielding What are the three basic methods to reduce occupation exposure? The image sharpness on a processed radiograph is termed: As low as reasonably achievable Taking every prudent measure or precaution to prevent occupationally & nonoccupationally exposed persons from excessive radiation refers to which concept? The optimum condition for processing I'n a manual processor is Develop for 10 minutes @ 68-70 degrees Must take a course & exit exam to be offered through self study, computer courses & Internet or lecture courses Dental assistant registration after September 1, 2006: Can Level 1 dental assistants expose radiographs?These are duties that level I assistants cannot perform. They can also obtain impressions for study models, expose radiographs (x-rays), apply desensitizing agents to the coronal areas of clients' teeth, and give dietary counseling to patients.
Does Texas require dental assistants to be certified?In Texas, you can be a dental assistant by applying for a job at a dental office and learning job skills while you work with a dentist. However, if you want to help the dentist with X-rays, then first you need to get your Registered Dental Assistant (RDA) certificate.
Who is legally responsible for the dental assistant's actions?In dentistry, as in other employment settings, employers are responsible for the actions of their employees during the course of employment. This is known as the doctrine of respondent superior (let the master answer).
Can dental assistants clean teeth in Texas?Rule 114.5 states that dental assistants must have at least two years of dental assisting experience and work under the direct supervision of a licensed dentist. Texas dentists may delegate coronal polishing to a dental assistant once they successfully take this course.
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