Arrt practice exam Study guides, Class notes & Summaries

Which of the following statements are correct regarding the link between radiation dose and genetic effects? 1. The link has been demonstrated in human studies. 2. The link has been demonstrated in animal studies. 3. Increased risk to humans cannot be predicted with respect to an individual. - Answer- 2 and 3 only Which of the following changes in kabob will result in the greatest reduction of patient dose when mAs is adjusted to compensate for the change? A. Decrease kVp by 30% B. Decre...

ARRT PRACTICE EXAM 2024 WITH 100% CORRECT ANSWERS For the cervicothoracic region lateral projection (swimmer's technique), the recommended position of the humeral head closest to the IR is move - correct answer anteriorly What two bones are united to form the sternoclavicular joint? - correct answer . Clavicle and sternum A radiographic contrast medium that absorbs more radiation than the organ in which it is placed is termed a(n) - correct answer Positive agent Which radiograph...

What type of device is the mA selector? Rheostat The angle of the anode in the region of the target has a variation of ________ ° to ________ °. 7; 20 Exposure of an embryo or fetus to radiation from ________________ can result in congenital abnormalities. 10 days to 6 weeks of development The quality of x-ray photons is affected by: kilovoltage For a posteroanterior (PA) axial oblique projection of the C-spine, the central ray is angled ________° in the _______ direction. 15-20; caud...

ARRT Practice exam - core

Which of the following statements are correct regarding the link between radiation dose and genetic effects? 1. The link has been demonstrated in human studies. 2. The link has been demonstrated in animal studies. 3. Increased risk to humans cannot be predicted with respect to an individual. - Answer 2 and 3 only Which of the following changes in kabob will result in the greatest reduction of patient dose when mAs is adjusted to compensate for the change? A. Decrease kVp by 30% B. Dec...

ARRT Practice Exam 1 Questions and Answers

ARRT PRACTICE EXAM – CORE QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. A change from the small focal spot to the large focal spot will result in: - -decreased spatial resolution A health care worker's single best protection against disease is: - -frequent hand washing A limited operator innocently commits an error as a result of following the orders of his or her employer, a physician. The employer may be held responsible according to the - -doctrine of respondeat superior a limite...

ARRT Practice Exam 1 Questions and Correct Answers

ARRT Practice Exam 1 Questions and Answers 100% Pass What type of device is the mA selector? Rheostat The angle of the anode in the region of the target has a variation of ________ ° to ________ °. 7; 20 Exposure of an embryo or fetus to radiation from ________________ can result in congenital abnormalities. 10 days to 6 weeks of development The quality of x-ray photons is affected by: kilovoltage For a posteroanterior (PA) axial oblique projection of the C-spine, the central ray is an...