Rad 105 Test 2 Questions with Correct Answers

Rad 105 Test 2 Questions with Correct Answers What are the projections for tib fib? - Answer-AP, LAT The placement of the top of the border of the IR should extend at least _____________ inches___________(cm) above the knee joint to avoid being projected off by beam divergence. - Answer-1 to 1 1/2, 2.5 to 3.8 What should the radiographer do if the leg is too long to demonstrate the knee and ankle joint with the same exposure? - Answer-Perform two AP projections to ensure that the entire lower limb is demonstrated True or false, the AP projection of the leg should demonstrate the fibula without any overlapping with the tibia. - Answer-False For the later projection of the keg, should the patella be positioned perpendicular or parallel with reference to the plane of the IR - Answer-Perpendicular What procedure should the radiographer preform if the patient is unable to turn from the supine position toward the affected side to position a fracture leg On the IR for the lateral projection - Answer-Cross table lateral IR vertically between the patients legs, shoot lateral medial If a radiographer positions the lower limb very carefully to ensure that the femoral condylarths are physically superimposed but they do not appear to be well superimposed on the image, what could have caused the image to appear that way? - Answer-Natural divergence of the beam may prevent the femoral condyles from appearing superimposed True or false, the lateral projection should demonstrate some interosseous space between the shafts of the fibula and tibia - Answer-True