RTBC Review Questions with Complete Solutions

RTBC Review Questions with
Complete Solutions2

in DR systems, what is the role of TFT in x-ray image production - ANSWERS-collect the electrical
charge



fracture characterized by separation of the bone into numerous fragments at the midshaft -
ANSWERS-comminuted



what is the role of the filament circuit in an x-ray tube - ANSWERS-to heat the cathode



chronic lung condition in which the alveoli lose elasticity and become permanently inflated -
ANSWERS-emphysema



What is the advantage of using a fluoroscopic unit with a digital detector system over a system
using image intensifiers - ANSWERS-lower radiation dose to the patient



which two components can collect and convert light into an electrical signal - ANSWERS-CCD
and Photodiode



What is needed to move electrons through the circuit - ANSWERS-volts



What is the source of radiation in the x-ray tube - ANSWERS-actual focal spot



which positioning error is indicated by the visibility of the ischial spines within the pelvic inlet
during an AP pelvis radiograph - ANSWERS-rotation of the pelvis