Exam (elaborations)
DANB RHS QUESTIONS AND ANSWERS FULLY SOLVED
- Course
- Institution
Exam of 9 pages for the course DANB at DANB (DANB RHS)
[Show more]
Content preview
DANB RHSUnexposed Film Appearance: - answer clear film w/ a bluish tinge
Film Exposed to White Light Appearance: - answer film appears black
Over Exposed Film Appearance: - answerfilm appears dark
Under Exposed Film: - answerfilm appears light
Premolar Bite-Wing must include: - answerDistal 1/2 canine, all premolars present & 1st
molars of the MX & MD teeth, & crestal bone
Incorrect Horizontal Angulation Appearance: - answeroverlapped contact areas appear
on the film
Cone-cut Appearance: - answera clear, unexposed area on the film
Film Bending Appearance: - answerfilm appears stretched & distorted (all or portion of
film)
Film Creasing Appearance: - answera thin radiolucent (dark) line appears on the film
(usually straight)
Phalangioma Appearance: - answerpatient's finger appears on the film image
Double Exposure Appearance: - answertwo (double) images are superimpose on top of
each other
Patient movement Appearance: - answerfilm image is distorted or blurred
Incorrect Vertical Angulation Appearance: - answershort teeth w/ blunted roots appear
on the film (foreshortened)
Dropped Film Corner Appearance: - answerthe occlusal plane appears tipped or tilted
Incorrect Film Placement Appearance: - answerno apices on the film
Molar Bite-Wing must include: - answerDistal 1/2 of second premolar, all molars
present, & both MX & MD molars, & crestal bone
, Reversed Film Appearance: - answerlight images w/ a herringbone pattern appear on
the film
X-ray Machine Purpose: (2) - answer1- produce quality radiographs, 2- detection of
disease & lesions for diagnostic purposes
Federal Regulations- 1968: - answerRadiation Control for Health & Safety Act:
Standardize performance of x-ray equipment
Federal Regulations- 1974: - answerUS FDA standardized all manufacturing of
radiographic dental equipment (all machines must meet this)
State Gov't Regulations determine when & how dental x-ray equipment is monitored: -
answerMN- mandatory every 2 years
Tube head or tube housing used to: - answerproduce x-rays
Extension arm used to: (3) - answersuspend tubehead, house electrical wires, & allows
movement in all directions & positioning of the x-ray tubehead
Control panel used to: (3) - answerallows for regulation x-ray beam, control electrical
current for generation of X-rays, & house control buttons and settings
kvP: - answer65-100 kVp range- peak of enegry
mA: - answer7-15 range- amount
Exposure time: - answer1/60th of a second- standard & 1/100th of a second- digital
Collimator: - answerlead diaphragm used to restrict the size of the x-ray beam (round,
rectangular, cone)
X-ray film holders: - answerstabe(styrofoam bite block, slimplest), XCP, Bite tab, EEZE
grip, etc.
Beam Alignment Device: - answerused to help the radiographer position the PID in
relationship to the tooth and film
X-ray: - answerbeam of energy
Image: - answerpicture or likeness of an object
Receptor: - answersomething that responds to a stimulus
Film Compostion: (4) - answerfilm base, adhesive layer, film emulsion, protective layer
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 julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72349 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now