SOLVED

11. Which of the following statements about x-rays is NOT correct? A. X-ray images are only shadows on film, showing no depth of field. B. A flipped image of a right hand cannot be distinguished from one of the left hand. C. Where two organs are contiguous, such as the spleen and pancreas, only the front silhouette is shown on the x-ray. D. X-ray images are labeled with R for right and L for left when they are taken. 12. A general term for any radiographic study performed without contrast material is: A. plain film. B. plane image. C. PA chest film. D. washout phase. 13. A plain film of the abdomen used to screen for a urinary tract stone is called a: A. scout film. B. kidneys, ureter, bladder (KUB) film. C. flat, upright, left lateral decubitus. D. Both A and B are correct. 14. Choose the most CORRECT statement regarding mammograms. A. The paddle that squashes the breast thins the layer of tissue to be examined, allowing less radiation use. B. Screening mammogram is performed when there are no complaints or abnormal clinical findings. C. Diagnostic mammogram is performed when there are abnormal clinical findings or to follow up on an abnormal screening study. D. All of these are correct. 15. A mammogram report stating “probably benign finding; followup in a short time is suggested” would be which BIRADS category? A. Category 0 B. Category 1 C. Category 2 D. Category 3 16. Which of the following types of angiography injects contrast medium into the thoracic and abdominal aorta to evaluate for atherosclerosis or aneurysms? A. Coronary B. Aortic C. Cerebral D. Renal 17. Which of the following is NOT correct about CT scanning? A. Images are produced using xenon gas and sound. B. Scintillation counters that detect and measure radiation are mounted on a frame that rotates around the patient. C. Image is oriented as if patient were lying face up, observer looking at sections from the patient’s feet. D. All of these are correct. 18. The type of ultrasonography that uses a scanner with more than 100 vibrating and scanning devices to produce real-time scanning in motion using a computer-processed series of images is called __________ sonography. A. A-mode B. B-mode C. M-mode D. All of these. 19. MRIs produce images by using which of the following modalities? A. Alpha, beta, and gamma radiation in alternating levels B. Magnetic fields distinguishing between hydrogen atoms C. Detecting sound waves bouncing off soft tissue D. All of these. 20. Which of the following is NOT correct about nuclear medicine? A. Requires introduction of a radioactive isotope tracer into the body B. Looks at function of structures instead of their anatomy C. “Hot” zones are areas of increased radioisotope uptake on the thyroid indicating cancer D. Different tissues require different nuclear scanning procedures 21. Which of the following nuclear medicine studies can provide valuable information about brain function? A. Positron emission tomography scans B. Multiple-gated acquisition scans C. HIDA scans D. Ventilation-perfusion scintigraphy 22. Which of the following is a kidney x-ray, made after injection of contrast material through a ureteral catheter? A. Intravenous pyelogram B. Stress cystogram C. Retrograde pyelogram D. Kidneys, ureters, bladder (KUB) film 23. Which of the following is an image obtained immediately after injection of a radionuclide, when it is at its highest concentration? A. First-pass view B. Frogleg view C. Gated view D. Partial saturation technique 24. Which of these is a synthetic radioisotope used to evaluate the biliary tract for blockage, the scrotum for testicular torsion, and bones for local areas of inflammation? A. Radioisotopes B. Gadolinium C. Technetium (Tc) D. DaTscan 25. Which of these imaging agents is used in digital subtraction angiography? A. Visipaque B. Omnipaque C. ProstaScint