Exposure of the patient to ionising radiation when taking a radiograph is NOT REDUCED by: A. The use of fast film B. The addition of filtration C. Collimation of the beam D. The use of an open and lead lined cone E. Decreasing the kilovoltage KvP

Exposure of the patient to ionising radiation when taking a radiograph is NOT REDUCED by:
A. The use of fast film
B. The addition of filtration
C. Collimation of the beam
D. The use of an open and lead lined cone
E. Decreasing the kilovoltage KvP
by

1 Answer

Answer :

E. Decreasing the kilovoltage KvP
by

Related questions

Increasing which of the following factors will decrease the density of a radiograph: A. Milliampere B. Time C. KvP Kilovoltage D. Object-film distance E. Focal spot-object distance

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Collimation is done to: A. Reduce the size of the beam, so it is easy to visualise the central X ray. B. Avoid unnecessary exposure to radiation of surrounding tissues of the patient

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When is it acceptable for the patient to hold radiographic film packet in the patient’s mouth: A. Patient is very young and cannot understand direction B. Patient is physically handicapped and unable to hold the film C. Film should never be held by the dentist D. There is a lack of time and radiograph is essential

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Give advantages, disadvantages and applications of sterilization by ionising radiation.

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Several applications have been suggested to increase the effectiveness of prophylactic application of topical fluoride which include all EXCEPT: A. Increase Fluoride ions in solution “increase concentration” B. Increase PH of fluoride C. Increase exposure time to topical fluoride D. Pre-treat enamel with 0.5% phosphoric acid E. Use NH4F instead of NaF

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