X ray tube design - Study guides, Class notes & Summaries

ARRT Radiography Exam Questions With Answers Latest Updated 2024 (100% Verified) Ionizing Radiation - ANSWER radiation that is able to remove electrons from an atom through ionization Somatic effects - ANSWER refers to the effects of radiation to the body being irradiated Genetic Effects - ANSWER refers to effects of radiation to a germ cell's genetic code; effects the next generation Primary radiation - ANSWER radiation exiting the x-ray tube Remnant radiation (or Exit Radiation) - ANSWE...

CHAPTER 1 D. All the above 1. In the early years of Radiography, what caused personnel to be overexposed? A. Poor equipment design B. Lack of understanding C. Lack of and poor safety practices D. All the above D. Late in 1898 2. In what year did Marie Curie discover Radium? A. The beginning of 1896 B. The end of 1897 C. The beginning of 1898 D. Late in 1898 A. Marie and Pierre Curie 3. Who coined the term Radioactivity A. Marie and Pierre Curie B. Henry Becque...

The process of selective removal of lower energy photons, that add nothing to the quality of the image, from the x-ray beam. - Answer-Filtration This form of filtration is built into the design of the x-ray tube. - Answer-Inherent This form of filtration is placed above the collimator shutters. - Answer-Added Radiographic x-ray tubes, capable of generating 70 kVp or greater, must have a minimum, total filtration of 2.5 mm Al/equivalent. True or false? - Answer-True Which shields are ...

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 2 and 3 More windings on the primary side of the transformer will create ____ voltage on the secondary side. less In the construction of a radiographic grid, what defines the grid ratio? height of lead strips compared to the distance between them What positioning technique could help enhance the quality of a lat...

ARRT Radiography Exam (Mosby Review) Questions and Answers 100% Pass Ionizing Radiation radiation that is able to remove electrons from an atom through ionization Somatic effects refers to the effects of radiation to the body being irradiated Genetic Effects refers to effects of radiation to a germ cell's genetic code; effects the next generation Primary radiation radiation exiting the x-ray tube Remnant radiation (or Exit Radiation) x-rays the leave the patient and strike the image recepto...

IRRSP- Study Guide ALL QUESTIONS WITH CORRECT ANSWERS In the early years of radiography, what caused personnel to be overexposed? A. poor equipment design B. Lack of understanding C. A lack of and poor safety practices D. All of the above - ANS D. All of the Above The ultimate responsibility to adhere to the regulations, license conditions, and company policies at a temporary job site falls to: A. The radiographer B. The assistant radiographer C. The radiation safety officer ...

What must precede any examinations involving iodinated contrast media? - Answer Thyroid assessment Which of the following devices permits the radiographer to vary the kilovoltage in the x-ray circuit? - Answer Autotransformer The legal doctrine stating that an employer is responsible for the employee's negligent actions is: - Answer respondeat superior What is the limit on leakage radiation from a diagnostic x-ray tube? - Answer 1 mGya/hr at a distance of 1 m from the tube A...

MDCB Board Prep Exam Questions With 100% Correct Answers. Line Focus Principle - answerUsed in x-ray tube design to make the apparent focal spot size smaller than the actual focal spot size. Insufficient Vacuum in X-ray Tube - answerCan lead to tube arcing, where no useful beam is produced. Output of X-ray Tube - answerApproximately proportional to the square of tube voltage at a given tube current. Inherent Filtration Standards - answerIntended to reduce patient skin dose by defining t...

Specific emission Constant for Co60 is? 14R/Hr/ci @ 1ft Specific emission Constant for Ir192 is? 5.2 R/Hr/ci @ 1ft What is the Half Life for Ir192? 74 days What is the Half life for co60 ? 5.3 years In the beginning of Radiography, Wilhelm Conrad Rontgen scientist won the Nobel prize and how did he get to do this ? in 1896 while investigating phosphorescence in uranium salts, he accidentally discovered radioactivity . as he was investigating the work of Mr ...

spatial resolution is improved when - SID increases the adoption of a DICOM standard in the medical imaging industry was designed to - allow various vendors to share digital data with out proprietary software constrains. Most AECS utilize ___ ion chambers in various combinations. - Three Shape distortion is caused by ? A. as the ratio of SID and SOD B.using the tube angle and OID C.automatically in the computer post processing - none of the above Filament materials ar...