RHS practice exam questions
When taking a panoramic obese patient, as compared radiograph of an to a slim
patient, exposure (kVp or mA) should - Question and answersbe increased
The major disadvantage of the bisecting angle technique is that - Question and
answersplace image distortion is more likely
To reduce cross-contamination during radiography, the DCD and ADA recommend that
the operators do all of the following EXCEPT - Question and answerstake complete
medical histories
Ideally, a lead apron would be used - Question and answersfor any dental radiographs
A full mouth radiographic series has just been processed manually. The operator notes
that the films on the bottom of the rack are of a different density. What could have
caused this? - Question and answerssolutions were not stirred before processing
A film that has been exposed to scattered radiation will appear - Question and
answersfogged
X-ray exposure time should be increased if the patient is - Question and answersa large
adult
Before exposing a panoramic radiograph on a patient, the operator should request the
removal of all of the following EXCEPT - Question and answersA watch
A parent refuses to have radiographs taken on his/her child. The dental assistant should
- Question and answersinform the dentist and document parent's refusal
Incorrect horizontal angulation of the primary beam produces - Question and
answersoverlapping of proximal surfaces
Where is the radiographic landmark 'incisive foramen' usually located - Question and
answersmaxillary anterior
Cephalometric radiographs are PRIMARILY indicated to evaluate - Question and
answersjaw relationships
When taking a panoramic radiograph, the patient's head should be oriented - Question
and answersWith the midsagittal plane perpendicular to the floor
Which of the following is MOST likely to nocontribute to the fogging of x-ray film? -
Question and answerslight leaks in the darkroom
When taking a panoramic obese patient, as compared radiograph of an to a slim
patient, exposure (kVp or mA) should - Question and answersbe increased
The major disadvantage of the bisecting angle technique is that - Question and
answersplace image distortion is more likely
To reduce cross-contamination during radiography, the DCD and ADA recommend that
the operators do all of the following EXCEPT - Question and answerstake complete
medical histories
Ideally, a lead apron would be used - Question and answersfor any dental radiographs
A full mouth radiographic series has just been processed manually. The operator notes
that the films on the bottom of the rack are of a different density. What could have
caused this? - Question and answerssolutions were not stirred before processing
A film that has been exposed to scattered radiation will appear - Question and
answersfogged
X-ray exposure time should be increased if the patient is - Question and answersa large
adult
Before exposing a panoramic radiograph on a patient, the operator should request the
removal of all of the following EXCEPT - Question and answersA watch
A parent refuses to have radiographs taken on his/her child. The dental assistant should
- Question and answersinform the dentist and document parent's refusal
Incorrect horizontal angulation of the primary beam produces - Question and
answersoverlapping of proximal surfaces
Where is the radiographic landmark 'incisive foramen' usually located - Question and
answersmaxillary anterior
Cephalometric radiographs are PRIMARILY indicated to evaluate - Question and
answersjaw relationships
When taking a panoramic radiograph, the patient's head should be oriented - Question
and answersWith the midsagittal plane perpendicular to the floor
Which of the following is MOST likely to nocontribute to the fogging of x-ray film? -
Question and answerslight leaks in the darkroom
