Principles of Radiographic Imaging An Art and a Science, 6th Edition Test Bank
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Title, Edition
SSO Cognero Principles of Radiographic Imaging: An Art and a Science, 6e
SSO Cognero ISBN
9781337793131
Author/Authors
Carlton/Adler/Balac
Copyright Year
2020
Cognero Discipline
Radiology Technology
Cognero Folder Structure
Skills > Radiology Technology > 2020 > Principles of Radiographic Imaging
Zip File Contents
Chapters 1-42
Supplement prepared by
SPi
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Chapter 01 - Basic Mathematics Multiple Choice 1. 1/7 + 5/9 = a. 6/16 b. 35/63 c. 44/63 d. 9/35 ANSWER: c POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 12:41 AM DATE MODIFIED: 2/5/2019 2:30 AM 2. 5/8 7/9 = a. 12/17 b. 45/56 c. 12/72 d. 35/72 ANSWER: d POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 12:45 AM DATE MODIFIED: 2/5/2019 2:31 AM 3. 1/6 4/5 = a. 1/5 b. 4/11 c. 5/24 d. 4/30 ANSWER: c POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 12:50 AM DATE MODIFIED: 2/5/2019 2:31 AM 4. 46.3 + 29.87 = a. 245 Copyright Cengage Learning. Powered by Cognero.
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Chapter 01 - Basic Mathematics b. 2,450 c. 76.17 d. 7.617 ANSWER: c POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 2:21 AM DATE MODIFIED: 2/5/2019 2:32 AM 5. 16.3 1.2 = a. 19.56 b. 195.6 c. 17.5 d. 1.75 ANSWER: a POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 2:23 AM DATE MODIFIED: 2/5/2019 2:33 AM 6. 1,800 0.30 = a. 0.0001 b. 540 c. 6,000 d. 60,000 ANSWER: c POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 9:48 PM DATE MODIFIED: 2/5/2019 1:15 AM 7. Convert 7/12 to a decimal. a. 0.583 b. 1.714 c. 19.83 d. 84.00 ANSWER: a Copyright Cengage Learning. Powered by Cognero.
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Chapter 01 - Basic Mathematics POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 9:58 PM DATE MODIFIED: 2/5/2019 1:16 AM 8. Convert 87.3% to a decimal. a. 0.0873 b. 0.873 c. 8.73 d. 87.3 ANSWER: b POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 10:00 PM DATE MODIFIED: 2/5/2019 1:16 AM 9. Change 23.46 to a percent. a. 0.2346% b. 23.46% c. 2.346% d. 2,346% ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/4/2019 10:12 PM DATE MODIFIED: 2/28/2019 4:01 PM 10. The number of significant digits in 3.75 a. two. b. three. c. four. d. five. ANSWER: b POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice Copyright Cengage Learning. Powered by Cognero.
104 is
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Chapter 05 - The X-Ray Tube 14. Pitting of the anode commonly occurs a. when the unit is not warmed up properly. b. when the anode is off-focus. c. with extended use. d. when the kilovoltage is too high. ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:20 AM DATE MODIFIED: 2/6/2019 12:21 AM 15. Melting of the anode commonly occurs a. when the unit is not warmed up properly. b. with extended use. c. when the kilovoltage is too high. d. when the stator fails and the rotor ceases to turn. ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:22 AM DATE MODIFIED: 2/6/2019 12:23 AM 16. Cracking of the anode typically occurs a. with extended use. b. when the anode is off-focus. c. when a cold anode is hit with a high kVp exposure. d. when the cathode cup touches the anode, causing a short. ANSWER: c POINTS: 1 DIFFICULTY: Difficult QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:23 AM DATE MODIFIED: 2/6/2019 12:24 AM 17. The exact point on the anode where the x-ray beam emanates is the a. focusing cup. b. focal spot. c. anode heel. Copyright Cengage Learning. Powered by Cognero.
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Chapter 05 - The X-Ray Tube d. rotor. ANSWER: b POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:27 AM DATE MODIFIED: 2/6/2019 12:28 AM 18. The physical area of a rotating anode focal track, affected by the cathode electron beam, is the a. effective focal spot. b. effective focal track. c. actual focal spot. d. projected focal track. ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:29 AM DATE MODIFIED: 2/6/2019 12:34 AM 19. The area of the focal spot that is projected out of the tube toward the object being radiographed is the a. effective focal spot. b. line focus. c. actual focal spot. d. thermionic stream. ANSWER: a POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:35 AM DATE MODIFIED: 2/6/2019 12:36 AM 20. The actual focal spot is controlled by the a. thickness of the anode disc. b. length of the filament. c. anode rotation speed. d. angle of the cathode focusing cup. ANSWER: b POINTS: 1 DIFFICULTY: Medium Copyright Cengage Learning. Powered by Cognero.
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Chapter 05 - The X-Ray Tube QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:36 AM DATE MODIFIED: 2/6/2019 12:37 AM 21. The most common diagnostic radiography x-ray tube target angle is ____ degrees. a. 12 b. 24 c. 45 d. 54 ANSWER: a POINTS: 1 DIFFICULTY: Easy QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:37 AM DATE MODIFIED: 2/6/2019 12:39 AM 22. As the actual focal spot size increases, the effective focal spot size a. increases. b. decreases. c. remains the same. d. doubles proportionally. ANSWER: a POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:39 AM DATE MODIFIED: 2/6/2019 12:40 AM 23. As the angle of the anode increases and the incident electron beam size remains the same, the effective focal spot size a. increases. b. decreases. c. remains the same. d. cannot be determined. ANSWER: a POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:40 AM DATE MODIFIED: 2/6/2019 12:42 AM Copyright Cengage Learning. Powered by Cognero.
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Chapter 05 - The X-Ray Tube 24. To cover a 14 in. 17 ft field at 40 ft, a ____-degree target angle is required. a. 3 b. 5 c. 7 d. 12 ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:42 AM DATE MODIFIED: 2/6/2019 12:43 AM 25. The use of the line-focus principle causes a problem known as the ____ effect. a. space charge b. quantum mottle c. anode heel d. saturation current ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:44 AM DATE MODIFIED: 2/6/2019 12:45 AM 26. The only portion of the anode assembly placed outside the vacuum of the glass envelope is the a. stator. b. rotor. c. anode stem. d. molybdenum neck. ANSWER: a POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/6/2019 12:51 AM DATE MODIFIED: 2/6/2019 12:53 AM 27. The function of the stator and rotor assembly is to a. change the anode angle. b. rotate the anode. Copyright Cengage Learning. Powered by Cognero.
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Chapter 12 - The Prime Factors DIFFICULTY: Difficult QUESTION TYPE: Numeric Response HAS VARIABLES: False DATE CREATED: 2/7/2019 11:02 PM DATE MODIFIED: 2/7/2019 11:03 PM 44. An acceptable radiograph was taken using 12 mAs at 80 kVp at a distance of 72 inches. To reduce the image density by 50 percent, the new distance should be what? 56 inches ANSWER: POINTS: 1 DIFFICULTY: Difficult QUESTION TYPE: Numeric Response HAS VARIABLES: False DATE CREATED: 2/7/2019 11:03 PM DATE MODIFIED: 2/7/2019 11:04 PM Other 45. An exposure was made using 200 mA, 0.05 second exposure, and 75 kVp. Suggest three options you could use to double the image receptor exposure. The original mAs is 10. Three options for doubling the original receptor exposure would ANSWER: include: a.change to 0.1 second exposure b.change to 86 kVp c.change to 20 mAs POINTS: 1 DIFFICULTY: Difficult QUESTION TYPE: Completion HAS VARIABLES: False STUDENT ENTRY MODE: Basic DATE CREATED: 2/7/2019 11:04 PM DATE MODIFIED: 2/8/2019 11:23 PM
Copyright Cengage Learning. Powered by Cognero.
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Chapter 13 - X-Ray Interactions Multiple Choice 1. When an x-ray photon passes through matter, it undergoes a process called a. induction. b. filtration. c. attenuation. d. resonance. ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:08 PM DATE MODIFIED: 2/7/2019 11:09 PM 2. During the process of attenuation, x-ray photons in the beam a. reduce in number. b. lose energy. c. produce ionizations. d. all of the above. ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:09 PM DATE MODIFIED: 2/7/2019 11:14 PM 3. During the process of attenuation, the x-ray photon may interact with a. the nucleus. b. the entire atom. c. an orbital electron. d. all of the above. ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:11 PM DATE MODIFIED: 2/7/2019 11:12 PM 4. Which atomic shell possesses the highest binding energy? a. K Copyright Cengage Learning. Powered by Cognero.
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Chapter 13 - X-Ray Interactions b. L c. M d. All atomic shells possess the same binding energy. ANSWER: a POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:12 PM DATE MODIFIED: 2/7/2019 11:13 PM 5. In which element are the inner-shell electrons more tightly bound to the nucleus? a. mercury (Z = 80) b. tungsten (Z = 74) c. lead (Z = 82) d. chromium (Z = 24) ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:14 PM DATE MODIFIED: 2/7/2019 11:15 PM 6. Which energy-level electrons possess the highest total energy? a. K b. L c. M d. N ANSWER: d POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:15 PM DATE MODIFIED: 2/7/2019 11:16 PM 7. As the electron shells move farther from the nucleus, total electron energies ____ and binding energies ____. a. decrease; decrease b. increase; increase c. increase; decrease d. decrease; increase ANSWER: c Copyright Cengage Learning. Powered by Cognero.
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Chapter 13 - X-Ray Interactions POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:16 PM DATE MODIFIED: 2/7/2019 11:18 PM 8. When x-ray photons interact with matter and change direction, the process is called a. absorption. b. scatter. c. resonance. d. extrapolation. ANSWER: b POINTS: 1 DIFFICULTY: Difficult QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:18 PM DATE MODIFIED: 2/7/2019 11:19 PM 9. If a photon interacts with matter and scatters, the photon a. no longer exists. b. exists with greater energy. c. exists with less energy. d. is totally absorbed. ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice HAS VARIABLES: False DATE CREATED: 2/7/2019 11:20 PM DATE MODIFIED: 2/7/2019 11:20 PM 10. When an x-ray photon with a slightly greater energy than the binding energy of the inner-shell electron interacts with that inner-shell electron, the following interaction results: a. Compton scattering b. coherent scattering c. photoelectric absorption d. characteristic radiation ANSWER: c POINTS: 1 DIFFICULTY: Medium QUESTION TYPE: Multiple Choice Copyright Cengage Learning. Powered by Cognero.
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