LMRT-Radiography Essentials questions with correct answers

Which of the following changes in (KVP) will result in the greatest reduction of patient dose, when (MAS) is adjusted to compensate for the change? CORRECT ANSWER Increase kVp by 30% Which of the following (IR) system speeds will result in the lowest patient dose? CORRECT ANSWER Faster speed IR system What is the primary purpose of using gonad shields during radiography? CORRECT ANSWER Reduce the likelihood of genetic effects Contact & shadow are two types of gonad shield CORRECT ANSWER TRUE When should gonad shields be used? CORRECT ANSWER When the gonads are within 5cm of the radiation field The greatest cause of unnecessary radiation to patients that can be controlled by the limited operator are: CORRECT ANSWER repeat exposures The limited operator can reduce repeat exposures by: CORRECT ANSWER clearly instructing patients