Ch.40 Questions from HW

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Who can be held legally responsible for a dental assistant's actions? -The dentist -The dental assistant -Both the dentist and assistant -The patient

Both the dentist and assistant

Dental patient records must contain documentation of the ______ of dental images taken. -Number and type -Kilovoltage potential (kVp) -Milliamperage -Exposure time

Number and type

Transporting PSP films should be done by placing them in: -your lab coat pocket. -a black transfer box. -a paper cup. -a baggy with disinfecting solution.

a black transfer box.

Developer strength can be checked by using: -a reference image or a stepwedge image. -the time it takes the film to "clear." -a test strip to check the strength of the solution. -a thermometer.

a thermometer.

Sterilized positioning instruments should be removed from the packages: -before the patient is seated. -after the patient is seated. -at any time. -in the sterilization area.

after the patient is seated.

According to the test for x-ray film freshness, the film is fresh and has been properly stored and handled when the processed film appears clean with a slight ______ tint. -orange -green -blue -red

blue

Dental images are the property of the: -dentist. -patient. -patient's insurance company. -state board.

dentist

It is the responsibility of the ____ to discuss the need for dental imaging. -dental assistant -dental hygienist -dentist -dental hygienist and dentist

dentist

Given normal use, processing solutions should be changed: -once a day. -once a week. -every 3 to 4 weeks. -annually.

every 3 to 4 weeks.

Once films are removed from the mouth, they are considered contaminated and should be: -given to the patient to hold. -handled only with gloved hands. -left on the counter in the operatory to accelerate exposure. -heat-sterilized.

handled only with gloved hands.

The most critical component in film processing quality control is: -processing two test films each day. -maintaining the freshness of the processing solutions. -maintaining the darkroom. -checking the safelight.

maintaining the freshness of the processing solutions.

Calibration of dental x-ray equipment should be performed by a: -dental assistant. -qualified technician. -dentist. -dental supply company sales representative.

qualified technician.

All of the following statements are true regarding the care of intensifying screens and cassettes except: -screens should be cleaned with a commercial cleaner after each use. -an antistatic solution should be applied to the screen after cleaning. -intensifying screens that are scratched should be replaced. -intensifying screens should be checked for dirt and scratches.

screens should be cleaned with a commercial cleaner after each use.

Quality assurance in the dental office is a way of ensuring that everything possible is being done to produce high-quality diagnostic images and includes quality control: -tests and administration procedures. -of dental staff credentials. -during shipping from the manufacturer to the supplier. -of the manufacturing process.

tests and administration procedures.

What should the dental assistant do if a patient refuses dental imaging? -Document in the patient's record the fact that he or she refused recommended dental imaging. -Tell the patient that the dentist doesn't mind working without dental images. -Attempt to take the dental images anyway. -Ask the patient to sign a waiver releasing the dentist from any liability for treating the patient without taking dental radiographs.

Document in the patient's record the fact that he or she refused recommended dental imaging.

Each of the following must be disclosed to the patient before obtaining informed consent for dental radiographs except one. Which one is the EXCEPTION? -Risks and benefits of the images -Person who will be exposing the images -Consequences of not having images taken -Rights of the patient as owner of the images

Rights of the patient as owner of the images

The simplest method for ensuring the freshness of each box of dental x-ray film is to: -check the expiration date. -process one film from each box with fresh chemicals. -use the clearing test. -split the number of images of a full mouth set or bitewing set between the new box of dental x-ray film and a previously opened box and compare the results.

process one film from each box with fresh chemicals.

All of the following are true regarding the transfer of dental images except: -a reasonable fee may be charged. -the originals are sent. -the dentist should be informed of the patient's request. -when and where the images were sent need to be recorded on the patient's chart.

the originals are sent.

A good protocol to follow for decreasing the contamination of dental imaging equipment if additional supplies are needed during a procedure is to: -use bare hands to retrieve additional supplies. -ask the patient to retrieve the supplies for you. -use overgloves. -obtain the supplies and then redisinfect all surfaces and replace all barriers.

use overgloves.

Following removal of an exposed film or PSP from a patient's mouth, the film/PSP should be: -sterilized in a heat sterilizer. immersed disinfecting solution. -wiped free of saliva using a dry 2 × 2-inch gauze sponge or paper towel. -rinsed off in the sink and placed in an ultrasonic cleaner.

wiped free of saliva using a dry 2 × 2-inch gauze sponge or paper towel.


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