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A quality radiograph is obtained using a 4 inch pid and an exposure time of 3 impulses. The pid was removed and replaced with a 16 inch pid. What should the new exposure time be to maintain image density?
5What type of image will it produce when using the bisecting angle technique, directing the x-ray beam perpendicular to the long axis of the teeth?
5A diagnostic film is produced using 10 ma and .5 second. What exposure time is needed to produce the same film at 20 ma?
5
Explain the principle of x-ray in radiology?
Why a grid is sometimes placed in a cassette?
What does an x-ray tube consist of?
List out the differences between x-rays and mri?
What is the call frequency?
What type of image will it produce when using the bisecting angle technique, directing the x-ray beam perpendicular to the long axis of the teeth?
A diagnostic film is produced using 10 ma and .5 second. What exposure time is needed to produce the same film at 20 ma?
Who discovered the x-radiation?
What are the cells that are most sensitive to x-radiation?
Explain what is densitometer is used for?
Explain what is emulsion?
What conditions will you commonly see as a diagnostic radiologist?
Explain radiology?
Explain how x-ray tube works?
Mention what is the unit to measure x-rays exposure?
