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

What is the frequency of ACR Accredidation? CORRECT ANSWER Every 3 yrs. The material used for the exit port of the mammography tube us necessary because CORRECT ANSWER Regular glass would harden the emerging beam The intensity of the x-ray beam from the cathode side of the tube is generally higher because CORRECT ANSWER the heel effect causes variation in the intensity of the x-ray beam The design of the lip of the compression paddle (height + angle along the chest wall) affects all of ...

Fluoroscopy Exam Test Bank Questions with 100% Correct Answers What activates the production of x-rays during fluoro? - Answer- Dead man switch (foot switch); NOT THE "FOOT PEDAL"! How many light photons are emitted for each absorbed x-ray photon? - Answer- 5000 light photons. What percentage of light from an image intesifier's output screen is transmitted to the cine camera when in use? - Answer- 85 - 95%. Which type of timer accuracy test is performed for three phase x-ray unit...

ARRT TEST PREP QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. .1 Rem = ? Seivert - -1 Sievert # of grid lines per inch or centimeter defines? - -Grid Frequency 0.1 Gray = ? Rad - -10 Rad 1 Gray = ? Rad - -100 Rad A common group of drugs that are used to promote defecation are termed? - -cathartics A decrease in blood count is the earliest response seen to dose radiation. It can occur at dosease as low as? - -25 Rads or .25 Gray A geometric characteristic of a computerized image is known ...

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...

CAMRT Exam Questions and Answers Latest Updated 2024/2025 (100% Verified) What is an example of a local anesthetic? Lidocaine (Xylocaine) What are some common side effects of anticoagulants? - Bruising - Spontaneous bleeding What is an anticholinergic drug? A drug that depresses the parasympathetic nervous system and act as antispasmodics of smooth muscle. They decrease contractions, saliva, bronchial mucus etc. What are some common examples of anticholinergic drugs? - Buscopan - Gluca...

CAMRT Exam Questions with Correct Answers - Latest Update 2024/2025 | 100% Solved. 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 - correct answers.Orthostatic hypertension What is Sh...

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...

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 ...

ARRT Review Image Production Exam [Question and Answers] 100% Correct *Receptor exposure* *Ans* Overall amount of radiation to reach IR *mAs* *Ans* Controlling factor of receptor exposure (↑ mAs = ↑ receptor exposure) *Contrast* *Ans* Difference between adjacent areas, kVp and LUT are controlling factors (kVp = *subject* contrast, LUT = *image* contrast) *Scatter* *Ans* Blanket of fog (from kVp) *↑ kVp =* *Ans* ↓ image contrast (because more scatter is produced) *↑ radiation ...

M/C: Which of the following are true for an AP coccyx projection? 1. 15 degree cephalic angle. 2. 10 degree caudal angle 3. center 2 inches superior to the pubic symphysis Correct Answer 2 and 3 More windings on the primary side of the transformer will create ____ voltage on the secondary side. Correct Answer less In the construction of a radiographic grid, what defines the grid ratio? Correct Answer height of lead strips compared to the distance between them What positioning tech...