Similar questions:
Which of the following statements is/are true?
1. Radiographs cannot differentiate between infected and non-infected periapical lesions.
2. A definitive diagnosis of an apical lesion cannot be made on radiography alone.
3. Periapical radiolucencies are not always indicative of loss of pulp vitality.
4. A periapical radiograph can be used to locate the buccal bone level.
(1) (2) (3)
NDEB released questions set 1
Which of the following statements is/are true?
1. Radiographs cannot differentiate between infected and non-infected periapical lesions.
2. A definitive diagnosis of an apical lesion cannot be made on radiography alone.
3. Periapical radiolucencies are not always indicative of loss of pulp vitality.
4. A periapical radiograph can be used to locate the buccal bone level.
(1) (2) (3)
NDEB released questions set 1
In teeth with complete pulp necrosis, the periapical area is involved if
1. there is pain to thermal stimuli.
2. there is pain on percussion.
3. the tooth throbs when the patient is lying down.
4. the radiograph shows an apical radiolucency.
(2) and (4)
NDEB released questions set 1
Fractures of the maxilla can best be diagnosed by
1. lateral jaw radiographs.
2. clinical examination.
3. evidence of periorbital edema.
4. anteroposterior radiograph of the skull.
(2) and (4)
NDEB released questions set 1
Radiographs of Garre's osteomyelitis show
thickening of the cortex.NDEB released questions set 1
In dental radiography, an increase in the kilovoltage is accompanied by
greater penetrability.NDEB released questions set 2
The apical region of a non-vital tooth with a deep carious lesion may radiographically show
1. widening of the periodontal space.
2. loss of lamina dura.
3. a circumscribed radiolucency.
4. calcification of the periodontal membrane.
(1) (2) (3)
NDEB released questions set 2
The radiographic change most suggestive of multiple myeloma is
punched out radiolucent lesions.NDEB released questions set 2
The discontinuity of the lamina dura on a radiograph may be a consequence of
1. pulpitis.
2. metastatic carcinoma.
3. parathyroid hyperplasia.
4. eburnated bone.
(1) (2) (3)
NDEB released questions set 2
Proper collimation of the useful beam for the film size and target-film distance will reduce
1. intensity of central beam.
2. secondary radiation.
3. radiographic contrast.
4. image definition.
5. radiation received by patient.
(2) and (5)
NDEB released questions set 2
Which of the following radiographic findings are attributable to trauma from occlusion?
1. Widening of the periodontal ligament space.
2. Vertical destruction of the interdental septum.
3. Widening of the lamina dura.
4. Narrowing in width of the periodontal ligament space.
(1) (2) (3)
NDEB released questions set 2
A radiolucent area in a radiograph occurs as a result of
1. decreased density of tissue.
2. increased density of tissue.
3. more radiation affecting the silver halide crystals.
4. increased exposure time.
(1) and (3)
NDEB released questions set 2
The radiographs of dentinal dysplasia Type I show
All of the above.NDEB released questions set 2
A patient complains of acute pain 24 hours after the insertion of a restoration in a tooth with no pre-existing periapical pathology. The tooth is vital and tender to percussion. The radiograph will show
none of the above.NDEB released questions set 2
Radiographically, a benign bone neoplasm can be differentiated from a malignant one because in the benign lesion
1. the margins are irregular and fade into the surrounding bone.
2. the cortex remains intact.
3. the margins are defined and demarcated.
4. there can be perforation of the periosteum.
(2) and (3)
NDEB released questions set 2
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