exam 3

  1. Question 1



    The control panel of an x-ray machine allows for adjustments to produce the desired selection of: 1)tissue anatomy and function 2)tissue contrast and thickness3)contrast, density and detail 4)tissue density and composition


    Question 2



    Density of the radiograph is a function of: 1)the metallic silver on the film 2)the milliamperage3)all of the above 4)the kilovoltage applied


    Question 3



    Contrast on a radiograph is possible only when the object being radiographed has: 1)area of the x-ray beam coverage 2)a sufficient amount of milliamperage3)an inherent difference in the atomic number of the object 4)the proper KV applied


    Question 4



    MAS is adjusted to control the: 1)area of the x-ray beam coverage 2)penetrating quality of the x-ray beam3)amount of x-ray 4)contrast of the radiographic image


    Question 5



    KV is adjusted to control the:1)all of the above 2)radiographic contrast 3)energy of the beam 4)penetrating quality of the beam


    Question 6



    If the MAS is increased by 30% the:1)film density will be increased by 30%2)film density will be decreased by 30% 3)film contrast will increase by 30% 4)film will not be affected


    Question 7



    Radiographic densities listed from least dense to most dense are: 1)fat, air, bone, muscle2)air, fat, muscle, bone 3)air, muscle, fat, bone 4)air, fat, bone, muscle


    Question 8



    Intensifying screens will increase the density by approximately: 1)10-20%2)20-40%3)15-30% 4)5-10%


    Question 9



    The use of cones and collimators will:1)all of the above 2)reduce patient radiation dose 3)reduce scatter radiation4)improve radiographic contrast


    Question 10



    Visibility of detail on a radiograph is:1)improved by a radiographic grid2)improved by decreasing distance 3)improved by reducing the MAS 4)improved by enlarging field size


    Question 11



    Radiation protection is taught to teach the student: 1)how to protect the patient 2)how the protect the student3)all of the above 4)how to protect the other health workers


    Question 12




    “CXR R/O URI, HX MI & CHF” means which of the following?

    1)chest x-ray to rule out Upper respritory infection, history of myocardial infarction & congestive heart failure
    2)this series of letters does not mean anything medically significant 3)




    computed radiography exam, to rule out constant or part-time dyspnea, history of heart attack





    4)computed x-ray ruling out cough or other pulmonary disease, has muscular weakness issues


    Question 13



    Which of the following groups of abbreviations refers to the various components of a digital imaging system? 1)HIS, RIS, ADC, CXR2)RIS, PACS, CR, DR 3)CXR, CVA, CR, IP 4)pixel, voxel, STAT, ICU


    Question 14



    Which of the following is NOT related to the other three? 1)ARRT2)DICOM 3)ASRT 4)ACERT


    Question 15



    Which of the following is NOT an abbreviation for a radiographic exam? 1)IVP 2)KUB 3)UGI4)ROM


    Question 16



    Which of the following groups of abbreviations refers to patient information? 1)STAT, npo, prn2)DOB, LMP, y/o 3)MI, CVA, DOB 4)PID, URI, UTI


    Question 17



    The two active components of an x-ray tube are: 1)the x-ray tube housing and the collimator2)a negative cathode and a positive anode 3)the spinning target and a vacuum 4)a positive cathode and a negative anode


    Question 18



    The energy conversion that occurs inside the x-ray tube results in what two other forms of energy? 1)anode and cathode 2)x-rays and light 3)heat and light4)heat and x-rays


    Question 19



    What form of energy produced inside of a conventional radiographic cassette is primarily responsible for exposing the film?1)visible light 2)x-rays 3)heat4)electrons


    Question 20



    Real time x-ray studies of the body are produced by what imaging modality? 1)diagnostic medical sonography 2)plain film radiography3)magnetic resonance imaging4)fluoroscopy


    Question 21



    Dynamic studies of the body using radiopharmaceuticals are produced by what imaging modality? 1)magnetic resonance imaging2)positron emission tomography3)fluoroscopy 4)computed tomography


    Question 22



    A portable fluoroscope is also called a:1)c-arm 2)mobile scanner 3)PACS 4)tomography unit


    Question 23



    Sound is used to visualize internal structures of the body using which imaging modality? 1)magnetic resonance imaging2)ultrasonography 3)fluoroscopy 4)positron emission tomography


    Question 24



    A magnetic field and radio wave transmissions are used in which of the following imaging modalities? 1)Nuclear medicine 2)Computed tomography3)Magnetic resonance imaging 4)Digital radiography


    Question 25



    Digital imaging permits manipulation of the image after it has been stored in a computer. This is called:1)post-processing 2)pre-processing 3)resolution enhancement 4)post-exposure manipulation
Author
gbrooks2
ID
121568
Card Set
exam 3
Description
exam 3 review
Updated