Which of the following will remove scatter radiation from the remnant beam and improve radiographic contrast?
grids
film badges
high speed film and screens
low speed film and screens
grids
Rationale: Grids, stationary or moving, by design will remove scatter from the remnant beam and improve radiographic contrast. Grids are positioned in between the patient and the image receptor.
You might also like to view...
________ Autoclaving is steam under pressure that destroys organisms by causing them to explode
Indicate whether the statement is true or false
You have arrived on the scene of a medical emergency and find a woman lying on the floor of a grocery store. As you approach her, you know that your first priority as an EMT is:
A) personal safety. B) patient care. C) public safety. D) patient advocacy.
When the ECG paper is traveling at the standard rate of 25 mm/sec, a large box in the horizontal direction equals:
A) 0.08 seconds.
B) 0.12 seconds.
C) 0.20 seconds.
D) 0.24 seconds.
Sterility of compounded products can be achieved through the following methods, EXCEPT
A) freezing B) filtration C) heat D) gas