Exam (elaborations)
05 2Rad Radiation Safety for Patients and Operators Questions and Answers 100% Correct
- Course
- Institution
05 2Rad Radiation Safety for Patients and Operators
[Show more]
Content preview
05 2Rad Radiation Safety for Patientsand Operators
Which type of PID would be most effective in reducing patient exposure? - answer16-
inch rectangular PID
Which describes the use of a filter in a dental x-ray tube head? - answer Removes low
energy x-rays.
Which of the following would be an acceptable practice for an operator of dental x-ray
equipment? - answer Wearing a film badge only at work
Which PID would provide the most protection against radiation exposure for the patient?
- answer Lead-lined, rectangular
Which of the following components of the tube head protects the patient by removing
long-wavelength, low-energy x-rays? - answer Filter
Your 7 year old patient has been coming regularly to the dental office for the last 4
years. He has no clinical caries, is not at risk for caries and has interproximal spacing
which can be examined visually. The last set of dental images were taken 6 months
ago. Insurance covers dental images every year. When should you take posterior
bitewing images? - answerBitewing images are not necessary
Which traditional measurement and metric measurement are equal? - answerRad and
gray
Radiation protection for the operator includes all of the following except
______________________. - answernever stand closer than 3 feet from the x-ray unit
during an exposure
The collimator - answerrestricts the size and shape of the x-ray beam.
Why is a rectangular PID preferred over a circular PID when exposing dental images? -
answerLimits the amount of radiation the patient receives.
Which of the following radiation safety measures relates to operator safely during x-
radiation exposure? - answerRadiation monitoring badge
The time interval between dental imaging examinations for children should be
__________________. - answerbased on the individual needs of the child
, The contrast is too low on the dental image, what will you need to adjust in order to
increase the contrast? - answerDecrease kV
What does ALARA stand for? - answerAs low as reasonably achievable
The maximum permissible dose (MPD) for occupationally exposed workers is -
answer0.05 Sv/yr.
A thyroid collar ____________________. - answerboth A and C
If the length of the PID is changed from 8 to 12 inches, how does this affect the intensity
of the x-ray beam? - answerThe resultant beam will be one-half as intense.
Which statement would not be a function of the Consumer-Patient Radiation Health and
Safety Act? - answerMandating the number of dental images for specific treatment.
The hotter the filament becomes the more __________ are produced. -
answerelectrons
What is the best way to limit a patient's radiation exposure? - answerPrescribe only
what is necessary.
What is the purpose of including aluminum filtration inside the dental tubehead? -
answerTo remove the low energy x-rays from the beam
A step wedge will reveal that radiographs exposed at a higher kilovoltage will have
______ versus radiographs exposed at a lower kilovoltage peak. - answerlong-scale
contrast
If you decreased the distance and left the exposure factors the same, what impact
would this have on your dental? - answerThe image would be darker because the
density increases.
Why is insulating oil added to the metal housing of the x-ray tubehead? - answerTo
absorb excess heat production.
Your 14 year old patient has been coming regularly to the dental office for the last 10
years. The last set of dental images were taken 6 months ago. He has visible decay on
#2, #15, & #18 and his teeth are in tight contact. Last time he was in he had restorations
placed on #30 & #31. He seems to have caries each time he comes in. When should
you take bitewing images? - answerAt this appointment
All of the following are considered critical organs that can be affected by x-radiation
from dental imaging procedures except - answerinner ear.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Dreamer252. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now