Exposure Problems

Question 1

Unexposed Receptor

Answer 1

Appearance: image appears clear
Cause: The receptor was not exposed to x-radiation. Causes include failure to turn on the x-ray machine, electrical failure, and malfunction of the x-ray machine.
Correction: Make certain that the x-ray machine is turned on, and listen for the audible exposure signal.

Question 2

Film Exposed to Light

Answer 2

Appearance: the image appears black
Cause: the film was accidentally exposed to white light.
Correction: do not unwrap it in a room with white light. Check the darkroom for possible light leaks. Turn off all lights in darkroom before unwrapping film.