A grid patient dose and - Study guides, Class notes & Summaries

What most effectively minimizes radiation exposure to the patient? Beam restriction Radiographic subjects composed of just a few, very dissimilar tissue densities are likely to produce: High radiographic contrast In which of the following positions are the pyloric canal and duodenal bulb best demonstrated during a GI series? A. RAO B. left lateral C. recumbent PA D. recumbent AP A. RAO According to NCRP regulations, leakage radiation from the x-ray tube must NOT excee...

Ultimate Part 2 Boards (Probably 85-90% of Irene Gold is in this) questions and answers 2024 What is the reason to incorporate the use of a small focal spot - Answer ️️ - Better detail What is the best way to prevent scatter radiation from reaching the patient - Answer ️️ -Collimation Which of the following is inversely related to contrast of the x-ray - Answer ️️ - kVp A grid __________________ patient dose and _________________ image quality - Answer ️️ -- Increases -...

Bone which of the following structures would appear radiopaque on a dental radiograph? 0.5 REM per year The maximum permissible dose MPD of ionizing radiation for the public is? Be reduced When exposing radiographs on an edentulous patient compared to a edentulous patient, the exposure time should? Take complete medical histories To reduce cross contamination during dental radiography operators do all EXCEPT? A plan for corrective action which of the following sh...

ARRT MOCK EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. A cathartic is used to - -stimulate defecation A compensating filter is used to - -even out widely differing tissue densities A grid with lead strips and aluminum interspacers that are angled to coincide with the divergence of the x-ray beam is called a: - -Focused grid A lesion with a stalk projecting from the intestinal mucosa into the lumen is a(n) - -polyp A minimum total amount of aluminum filtration (inherent plus ad...

As kVp is decreased... contrast increases The speed of the film-screen combination has what relationship with density? directly proportional Grid frequency is described as the... number of lead strips per inch or centimeter The intensity of the scattered beam is 1/1000 the intensity of the primary beam at what angle 1 m from the patient? 90 degrees The minimum source-to-skin distance for fixed fluoroscopes is... 15 inches Ionization may cause... unstable ...

C-spine flexion / extension views assess what? - correct answers.Anterior and posterior movement or lack of movement due to an injury What does ERCP stand for? - correct answers.Endoscopic retrograde cholangiopancreatography What is an ERCP used for? - correct answers.To investigate biliary tree, CBD, gallbladder and pancreas Ball catchers view is good to assess what? - correct answers.Early stages of Rheumatoid Arthritis Low blood pressure and dizziness due to standing up too quickly - ...

A contrast medium that lets x-ray photons easily pass through it is considered - Answer- Radiolucent For a posteroanterior (PA) axial oblique projection of the C-spine, the central ray is angled ________° in the _______ direction - Answer- 20- Caudad When positioning a patient for an AP projection (open-mouth technique) for C1-C2, the ________ plane/lines should be perpendicular to the image receptor - Answer- occlusal When the x-ray beam is NOT properly aligned with the grid strips th...

Dental Assisting Radiology MN Licensure Questions and Answers 100% Pass This is a device used to reduce the amount of scatter radiation that reaches an extraoral film during exposure. grid Identify the error that causes teeth to appear foreshortened on a radiograph. excessive vertical angle Identify the benefit of using a long-cone (16 inch) position-indicating device, versus a short-cone (8inch) position indicating device. less magnification What is the angulation of the ce...

Ultimate Part 2 Boards (Probably 85-90% of Irene Gold is in this) questions and answers 2024 What is the reason to incorporate the use of a small focal spot - Answer ️️ - Better detail What is the best way to prevent scatter radiation from reaching the patient - Answer ️️ -Collimation Which of the following is inversely related to contrast of the x-ray - Answer ️️ - kVp A grid __________________ patient dose and _________________ image quality - Answer ️️ -- Increases -...

As kVp is decreased... contrast increases The speed of the film-screen combination has what relationship with density? directly proportional Grid frequency is described as the... number of lead strips per inch or centimeter The intensity of the scattered beam is 1/1000 the intensity of the primary beam at what angle 1 m from the patient? 90 degrees The minimum source-to-skin distance for fixed fluoroscopes is... 15 inches Ionization may cause... unstable ...