- What is the primary purpose of an X-ray examination?
- A) To visualize soft tissues
- B) To visualize bones and dense structures
- C) To assess blood flow
- D) To measure metabolic activity
- What type of radiation is used in X-ray imaging?
- A) Alpha radiation
- B) Beta radiation
- C) Ionizing radiation
- D) Non-ionizing radiation
- What does the term “radiopacity” refer to in X-ray imaging?
- A) The ability of a substance to block sound waves
- B) The ability of a substance to block X-rays
- C) The clarity of the image
- D) The color of the image
- Which of the following is a common indication for an X-ray?
- A) Fracture assessment
- B) MRI evaluation
- C) Ultrasound assessment
- D) Blood tests
- What is the primary component of an X-ray tube that produces X-rays?
- A) Cathode
- B) Anode
- C) Tungsten target
- D) Lead shielding
- In X-ray imaging, what is the term for the dark areas on the film?
- A) Radiopaque
- B) Radiolucent
- C) Artifact
- D) Overexposure
- Which body part is typically assessed with a chest X-ray?
- A) Abdomen
- B) Lungs
- C) Joints
- D) Spine
- What does the term “mAs” stand for in X-ray settings?
- A) Milliamps per second
- B) Milliampere-seconds
- C) Magnetic angle system
- D) Millisieverts per area
- What is the function of lead aprons during X-ray procedures?
- A) To enhance image quality
- B) To protect against radiation exposure
- C) To reduce motion artifacts
- D) To assist in positioning
- What type of contrast agent is commonly used for gastrointestinal X-rays?
- A) Iodine-based
- B) Barium sulfate
- C) Gadolinium
- D) Carbon dioxide
- Which of the following can be a complication of excessive radiation exposure from X-rays?
- A) Radiation burns
- B) Increased bone density
- C) Decreased tissue perfusion
- D) None of the above
- What is the recommended minimum distance to stand from the X-ray source for safety?
- A) 1 meter
- B) 2 meters
- C) At least 3 meters
- D) 5 meters
- Which X-ray view is commonly used to evaluate the spine?
- A) Lateral view
- B) AP (Anteroposterior) view
- C) PA (Posteroanterior) view
- D) Oblique view
- What is the effect of increasing the kilovoltage (kV) in X-ray imaging?
- A) Increased exposure time
- B) Improved penetration of X-rays
- C) Decreased image contrast
- D) Reduced patient exposure
- What does the term “artifact” refer to in X-ray imaging?
- A) Real anatomical structures
- B) False appearances on the X-ray image
- C) Radiolucent areas
- D) Contrast media effects
- What is the typical range of kilovoltage (kV) used for chest X-rays?
- A) 20-30 kV
- B) 100-150 kV
- C) 60-80 kV
- D) 30-50 kV
- Which condition can be best diagnosed using a bone X-ray?
- A) Pneumonia
- B) Fracture
- C) Soft tissue injury
- D) Tumor in the liver
- What is the primary advantage of digital X-ray imaging over traditional film X-rays?
- A) Immediate image availability
- B) Higher radiation dose
- C) More complex processing
- D) Requirement for physical storage
- In which position is a patient commonly placed for a lateral chest X-ray?
- A) Supine
- B) Prone
- C) Standing
- D) Sitting
- What does the term “grid” refer to in X-ray imaging?
- A) A type of film
- B) A device used to reduce scatter radiation
- C) The X-ray machine’s computer
- D) A technique for positioning
- What is the purpose of using a collimator in X-ray imaging?
- A) To increase exposure time
- B) To limit the X-ray beam size
- C) To enhance image contrast
- D) To decrease patient positioning time
- What is a common indication for a skull X-ray?
- A) Head trauma assessment
- B) Lung infection
- C) Abdominal pain
- D) Joint pain
- Which of the following is a disadvantage of X-ray imaging?
- A) Exposure to ionizing radiation
- B) High cost
- C) Long examination time
- D) Limited accessibility
- What type of X-ray is specifically used for detecting dental issues?
- A) Periapical X-ray
- B) Chest X-ray
- C) Lumbar X-ray
- D) Lateral X-ray
- What is the role of the radiologic technologist in an X-ray examination?
- A) To diagnose conditions
- B) To operate the X-ray equipment and position patients
- C) To interpret X-ray images
- D) To administer medications
- What can be a sign of pneumonia on a chest X-ray?
- A) Hyperinflation
- B) Consolidation
- C) Bone fractures
- D) Pleural effusion
- What is the typical radiation dose for a single chest X-ray?
- A) 0.1 mSv
- B) 1.0 mSv
- C) 0.01 mSv
- D) 0.5 mSv
- In X-ray imaging, what does an increased density in the image indicate?
- A) More radiopaque structures
- B) Less radiation exposure
- C) More radiolucent structures
- D) Artifacts
- Which technique can be used to evaluate joint conditions using X-ray?
- A) Arthrography
- B) CT scan
- C) MRI
- D) Ultrasound
- Which statement is true regarding the safety of X-ray imaging?
- A) It has no risks.
- B) It involves minimal risk when performed appropriately.
- C) It is completely safe for pregnant women.
- D) It always requires hospitalization.
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