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 is the term for an unknown cause






2. To double the density






3. Outer layer of disk ( dries out and cracks and causes disk to herniate)






4. A type of electromagnetic radiation which have a shorter wavelength than visible light






5. Is to the right - it produces the electrons






6. Is the source of electrons






7. Improper centering of grid is one reason for






8. Body cells affected - damage seen during lifetime of creature - can be immediate or cummulative






9. Increase developing time and temp of developing fluid






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






11. MAs for ANY part - when using a grid 3x= ?






12. If there's bone in the way of an x-ray -. those parts would be






13. A device that moves the grid back and forth under the table. it helps to prevent grid lines from showing






14. Screen speed is.....to the exposure required to cause it to flouresce






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






16. These screens have increased definition/detail - need to have increased radiation exposure






17. A grid must be used on the chest if it's 11cm thick






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






19. What is one of the most common areas of occurance for spinal problems ( 85% dachshunds)






20. X-ray machines come with a set one - we cannot adjust it






21. An invisible image on the x-ray film Which becomes visible after it has been processed in the manual or automatic processor






22. Must change if the FFD changes






23. The electrical current sent through the filament to cause this electron release is called






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






25. Animal has broken femur - it's ideal to have How many radiographs for diagnostic purposes






26. Is the electrical current that heats the filament






27. A clear protective layer on radiographic film






28. Slowly growing dividing cells are the most sensitive to the effects of ionizing radiaton






29. Pigments tend to decrease the lateral spread of light so there is increased detail






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






31. Radiograph of a dogs skeleton has a long scale of contrast






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






33. Sheets of luminescent phorphor crystals on a cardboard or plastic base






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






35. If there's metal in the way of an x-ray - than no x-rays will get through and that part would be






36. Calcium tungstate - rare earth elements






37. Positive contrast agents appear what color on a radiograph






38. Refers to the 'blackness' of a radiograph






39. Sheets of luminescent phosphor crystals bound together and mounted on a cardboard or plastic base






40. These screens are high speed - they decrease exposure - poorer detail - able to penetrate thicker areas






41. Safe Operating Procedures






42. On a lateral view of the chest the aorta is dorsal to the caudal vena cava






43. This gives you the desired mAs - and it gives less time for your patient to move






44. Longer wavelengths of electromagnetic radiation have more penetrating power






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






46. Bone - lymphatic cells - epitheilial - and hemopoietic cells are also what kind of cell?






47. Give a 25% barium solution for upper GI series - and give At what dose?






48. Aluminum filter






49. Gelatinous center of disk - pinches spinal cord to cause herniated disk






50. To utilize this - you position the thickest part of the animal towards the cathode end of the x-ray tube