Test your basic knowledge |

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What type of bone tumors started in the location they were first found






2. Faster screens/less detail; slower screens/more detail






3. Is on the anode and is angled at approximately 20 degrees from vertical






4. A living animal - with tissue densities such as fat - muscle - fluid - and air






5. Monitors personal exposure to radiation






6. Bone infection - also known as spondylitis






7. Tilting of the tube or grid is one reason for






8. If perforation is suspected - what compound do we use when radiographing






9. When a body part is greater than or equal to.....you should use a grid






10. What gives off 4 times the amount of light photons than does the calcium tungstate (it gives off green light)






11. Film with: high detail - minimal graininess - increased exposure






12. If the grid is stationary - more lines that are finer are less apt to show up on a radiograph - this is called....






13. If the x-ray tube is not 36-40 inches from the grid - this is called the






14. Compound of silver and bromine - chlorine - or iodine - all of which are in the halogen group of elements






15. Legally - a non-pregnant woman is required to hold a HBC dog for radiographs in NYS






16. These screens are the most common type - they give good resolution with relatively low exposure






17. Within the collimator outlines just how much is collimated






18. What is the term for the spotty appearance on the film due to the large crystals in the screens






19. Types of cell damage






20. Hairloss or baldness






21. If the thorax is greater than or equal to....you should use a grid






22. Weakness






23. MAs for chest 1/2x =?






24. Lung tissue appears black (radiolucent) on a radiograph






25. What type of cystogram uses air and hypaque






26. Is only 1/3 the size of the actual focal spot






27. Extra pain is also called






28. Loss of movement in legs (front and/or back)






29. This is caused by mutations in gonadal cells - not seen until offspring are produced - mutations are not always bad






30. When the AgBr reacts and ionizes with light or x-rays - than at this point - What is on the film is known as the






31. AgBr + light =






32. Is the electrical current that heats the filament






33. There are......intensifying screens within a cassette






34. Negative contrast agents appear what color on a radiograph






35. When this is exposed to x-rays - it will absorb photons (quanta) and give off photons of visible light which the film is sensitive to (give off blue light)






36. Is the device which restricts (narrows) the beam of x-rays as they leave the x-ray machine






37. Is responsible for the number or quantity of x-rays






38. X-ray gloves have to have....of lead equivalent






39. The tendency of a luminescent compound to continue to give off light after x-radiation has stopped






40. The effective focal spot is only 1/3 the size of the actual focal spot. this is called the






41. What is one of the most common area of occurance for spinal problems (15% dobermans)






42. Areas on film that should be black but come out grey - due to storage






43. Incorrect grid focus is one reason for






44. An abdominal radiograph should be taken at the peak of expiration






45. What is the term for a negative contrast cystogram where we inject air






46. Old mAs x (new FFD)2 divided by (old FFD)2






47. This stage of pregnancy is the most dangerous for the fetus






48. What type of films need a lot more x-ray exposure and more time to expose them






49. Redness of the skin






50. The effective focal spot is approximately 1/3 the size of the actual focal spot