RAD 105 Exam Questions with Correct Answers

RAD 105 Exam Questions with Correct Answers Energy which is transferred and absorbed by matter is known as _____________. - Answer-Radiation Which type of radiation is capable of changing the structure of an atom? - Answer-ionizing radiation Medical x-ray, nuclear medicine, and radiation therapy procedures are responsible for _____ of radiation exposure to the general public. (Hint: we are looking for a percentage here) - Answer-90% Which of the following are the most sensitive cells of the body to radiation? - Answer-White blood cells Production of x-rays occurs when fast moving electrons are suddenly decelerated by interaction with matter. The kinetic energy of the electrons is converted to x-rays and heat. Less than _____ of the electrons result in the production of x-rays. (Hint: we are looking for a percentage here) - Answer-1% What is the radiation measurement unit to measure radioactivity? - Answer-curie Which effect of x-ray interaction with matter is responsible for most occupational exposures to radiation? - Answer-Compton effect What does ALARA stand for? - Answer-As Low As Reasonably Achievable For what reason must clothing and jewelry be removed from the area to be radiographed? - Answer-they may obscure the are of interest what imaging modality is considered the "gold standard" for imaging metastasis? - Answer-CT