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Free Radiology Tech Practice Test (Continued)

Continue this Free Radiology Tech Practice Test to see what’s on a licensing or certification exam for x-ray techs.Β In case you miss any questions, adequate explanations have been provided. We highly recommend you to take this test.

  1. 1 5questions in all. There is no time constraint, so take your time. You need to score at least 70% to pass
  2. You can retake the test at any time. We recommend you share with friends too.
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#1. What is best way to only change the density on an x-ray image?


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When you change the mAs, this controls radiographic density. It does this by the quantity of x-rays produced.

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Kvp deals more with changing the contrast of an image. The amount of penetration does not change the density. Filtration does not change the density in any way. SID changes the intensity and the density of a radiographic image. Therefore, it cannot change the density only.

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#2. In what year did Thomas Edison invent fluoroscopy?


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In 1896, Thomas Edison invented fluoroscopy. His discovery of calcium tungstate screens were effective for turning x-rays to visible light.

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Wilhelm Rontgen produced the first x-ray on November 8, 1895. This later earned him a Nobel Prize in 1901. The x-ray went public in 1920. Law enforcement started using it to inspect packages and luggage. Coolidge tubes were invented in 1913. These tubes enabled continuous x-ray emissions.

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#3. What is the best way to alter the quality of an x-ray beam?


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Kilovoltage peak also known as kvp is the peak voltage applied to x-ray. It alters the quality of the beam.

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Milliampere-seconds are also more commonly known as mAs. This is a measurement of radiation produced over a set amount of time. A unit of absorbed dose is known as a Gray unit. REM (Radiation Equivalent Man) is a unit of the radiation dose from an x-ray.

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#4. Which of the following is not part of a quality assurance program?


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Making sure the patient is satisfied is very important, but it is not necessary for a quality assurance program.

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Efficiency of the equipment is a very important part of a quality assurance program. Having consistent quality in every radiographic image can be vital to a radiology department. Low patient dose is definitely needed in a good quality assurance program.

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#5. What is the proper way to view a radiograph?


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The correct way to view a radiograph is for the patient to be facing you. Most radiographs will have a right or left marker.

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It is incorrect to view the x-ray with patient away from you. It is universally accepted that when viewing a radiograph, the patient is facing you. There are markers on a radiograph to help make sure you have it facing the correct way. It is incorrect to position the film as if the patient was on their side.

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#6. A system used to view radiographs is called PACS. What does PACS stands for?


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PACS stand for picture archiving and communication systems. This technology provides storage and convenient access to images from multiple modalities of radiology.

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#7. A patient comes in complaining of abdominal pain and the doctor orders an x-ray of the abdomen. Afterwards, you compare it to the last image the patient had taken and you see this x-ray. What is the name of this x-ray position?


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In a lateral decubitus, it is essential that the elevated lateral abdominal wall is included on the image to detect any free intraperitoneal gas. The patient will usually drink barium to help coat the intestinal wall.

A KUB is a generic x-ray used to evaluate the abdomen with no obstructions. The barium that is visualized makes it hard to see all the anatomy of the abdomen. When trying to evaluate air underneath the diaphragm, an upright abdominal x-ray can be utilized. An IVP is used when evaluating the patient’s urinary tract. The patient is injected with contrast and images are taken in 5 minutes intervals to show the flow of urine.

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#8. A female patient comes in with fertility problems. The doctor orders a hysterosalpingogram. When is the best time to perform this procedure?


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The fallopian tubes are most suitable for an examination three days after a period has ended.

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Right before is not a good time because the body is preparing for the menstrual cycle. The contrast used to evaluate the fallopian tubes will be filled with blood and will not give accurate results. During a period is not recommended because the blood is flowing out. It is hard to get helpful results if the fallopian tubes cannot be filled correctly.

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#9. On a poster-anterior chest radiograph, which of the following should be included on the x-ray?


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On a correct chest x-ray, the trachea, lungs and upper thoracic should be visualized.

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If the patient is positioned correctly, more than 8 posterior ribs should be visualized. There should be 10 posterior ribs easy visualized. A chest x-ray should be taken on inspiration. The lungs are not properly displayed if they are not fully expanded. If the top of the iliac crest is seen then the film is positioned too low. If the crest is visualized then more likely the top of the lungs will be cut off.

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#10. A patient comes into the ER and has a skull x-ray taken. Which bone is fractured in this skull x-ray?


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The zygomatic arch is fractured on the left side. The zygomatic bone is located below and lateral to the eye socket.

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The styloid process is unable to be visualized on this view. This bone is a slender pointed part of the temporal bone. The parietal bone is located on the sides and roof of the cranium. The arrow is pointing to a bone that is lateral of the nasal bone. The nasal bone is the central line in the middle of the skull.

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#11. What is it when the stomach protrudes through cardiac orifice through tear of the diaphragm?


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An abdominal hernia is an opening in the abdominal wall through which abdominal contents can protrude.

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A blockage keeping liquids or foods from passing through the small intestine is called a small bowel obstruction. Fluid on the lungs is clinically called pleural effusion and does not tear the diaphragm. Appendicitis is inflammation of the appendix, which is located at the junction of the small and large intestines, not near the diaphragm

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#12. How is this shoulder positioned?


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This shoulder is rotated externally. The greater tuberosity is turned medially.

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The lateral view is the side the shoulder. This view is to help visualize the scapula. The greater tuberosity in lateral on the head of the humerus. This view is internally rotated.

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#13. A female patient comes in for an x-ray procedure with the Diagnoses of GERD. What does GERD stand for?


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GERD is a condition in which the stomach contents pass back up into the esophagus. It stands for Gastroesophageal Reflux Disease.

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#14. Which bone is broken in this oblique of the hand?


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The fracture is the 5th Proximal Phalanx. The Proximal Phalanx connects the Metacarpal bone to the Middle Phalanx.

The carpal bones make the wrist. There is a total of eight bones in the wrist. The middle phalanx connects to a proximal and distal phalanx. The metacarpal bones make up the palm of your hand. The fracture is outside the palm.

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#15. What condition does this patient have?


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This patient is suffering from a condition known as Situs inversus. The major visceral organs are reversed or mirrored from their normal positions.

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The ribs are easily visualized and none of them are broken. Pleural effusion is fluid around the lungs. The corners for the lungs are typically rounded when fluid is present. This image does not show a dislocated shoulder

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