← Radiology Exam 3 Test
5 Written Questions
5 Matching Questions
- On a periapical radiograph, how do the genial tubercles look like and where?
- On a periapical radiograph, what does the median palatal suture look like?
- What is the chemical used for the acidifier used in fixer solution?
- Does elon generate high or low contrast on a dental radiograph?
- What is the purpose of rinsing?
- a appear as a ring-shaped radiopacity below the apices of the mandibular incisors.
- b appears as a thin radiolucent line between the maxillary central incisors.
- c to remove the developer from the film and stop the development process.
- d Acetic acid; sulfuric acid
- e low contrast; many shades of gray.
5 Multiple Choice Questions
- potassium alum.
- to chemically reduce the exposed, energized silver halide crystals into black metallic silver.
- reduces the exposed silver halide crystals into black metallic silver, but it leaves the unexposed silver halide crystals unaffected.
- any leaks of white light.
- to remove all chemicals from the emulsion.
5 True/False Questions
Where is the median palatal suture located? → located on the external surface of the anterior portion of the mandible.
How do the Nutrient canals look like on a radiograph? → appear as vertical radiolucent lines on a periapical radiograph.
A safelight must be placed a minimum of ________ away from the film. → contrast
Static electricity may cause film artifacts when humidity levels are too high or too low? → too low.
What is the hardening agent in fixer solution? → potassium alum.