Category: Image Production-33 What is the pixel size of a 2048 x 2048 matrix for an image with a 80-cm FOV?
Category: Procedures-1 Which pathologic condition is demons…
Category: Procedures-1 Which pathologic condition is demonstrated in the following radiograph? Exam 2_104.jpg
Category: Procedures-25 In performing the AP projections of…
Category: Procedures-25 In performing the AP projections of the lumbar spine for spinal fusion, the central ray should be directed to the level of:
Category: Image Production-32 The laser beam used in CR pro…
Category: Image Production-32 The laser beam used in CR processing uses a _____ light and moves in a _____ pattern.
Category: Image Production-45 In comparison to 90 kVp, 60 k…
Category: Image Production-45 In comparison to 90 kVp, 60 kVp will: Produce higher exposure intensity Produce shorter scale contrast Produce less Compton scatter
Category: Procedures-48 A radiographic image of the knee is…
Category: Procedures-48 A radiographic image of the knee is obtained in the AP projection on a patient measuring 22 centimeters from the ASIS to the table top. The central ray should be directed:
Category: Image Production-36 If the radiographer is unable…
Category: Image Production-36 If the radiographer is unable to adjust the mAs, yet needs to reduce the image density of a particular image by one-half, which of the following would best accomplish this?
Category: Image Production-28 In comparison to a 256 x 256…
Category: Image Production-28 In comparison to a 256 x 256 matrix, a 1,024 x 1,024 matrix will have:
Category: Safety-22 Which of the following statements is/ar…
Category: Safety-22 Which of the following statements is/are true with respect to radiation safety in fluoroscopy? Tabletop radiation intensity must not exceed 3 R/min Tabletop radiation intensity must not exceed 10 R/min In high-level fluoroscopy, tabletop radiation intensity up to 20 R/min is permitted
Category: Safety-13 Late or long-term effects of radiation…
Category: Safety-13 Late or long-term effects of radiation exposure are generally represented by which of the following dose-response curves?