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FREE DENTISTRY AND STUDY GAMES ABOUT RADIOLOGY
EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -113 Questions and Answers -format set of multiple-choice -Expert- Explanation Question 1: for the maxillary premolar exposure the front edge of the film should be aligned with the midline of the maxillary
Answer:
canine Question 2: For the mandibular topographic occlusal projection, position the PID so the the central ray is directed ___ degrees towards the center of the film.
Answer:
-55 Question 3: With size1 film, a total of ____ anterior film placements are used in the paralleling technique.
Answer:
Seven Question 4: Which of the following is a maxillary occlusion projection but not a mandibular
Answer:
Lateral
Question 5: All crowns and roots of the first, second and third molars, including the apices, alveolar crests, contact areas, surrounding bone, and tuberosity region, must be seen on the ____ radiograph.
Answer:
Maxillary molar
Question 6: Size 2 film total of _____ anterior
Answer:
6 Question 7: When overlapped contacts appear on film, the cause is:
Answer:
Incorrect horizontal angulation.Question 8: With the ___ technique, the vertical angulation is determined by the imaginary bisector the central ray is directed perpendicular to the
Answer:
plane of the film
Question 9: Elongation
Answer:
Long, infussient Question 10: when the bisecting technique is used which of the following angles is bisected
Answer:
the angle formed by the film and the long axis of the tooth
Question 11: which occlusion project is used to locate foreign body
Answer:
cross sectional
Question 12: When overlap contacts occur
Answer:
horizontal
Question 13: The appearance of a its finger is a
Answer:
flangioma
Question 14: Softens emulsions
Answer:
sodium carbonate Question 15: The rule of isometry states that two triangles are equal if they have ____ equal angles and share a common side.
Answer:
two Question 16: The entire crowns and roots of one lateral and one central incisor, including the apices of the teeth and surrounding structures, must be seen on the ___ radiograph.
Answer:
Maxillary incisor Question 17: The buccal object rule depends on a ____ image shift when trying to locate vertically aligned images. With the buccal object rule, an object to the buccal of the reference object will move in the ____ direction as the shift.
Answer:
Vertical; opposite Question 18: KVP (strength) represents the amount of energy that passes through the tube head and where MA (many) refers to the strength of the energy being through the tube head
Answer:
None are true
Question 19: The film emulsion is composed of homogenous mixture of
Answer:
Gelation and silver halide crystal
Question 20: radiocluctant refers to the portion to the film that is
Answer:
black Question 21: When the film is reversed, the image will be:
Answer:
Light with a herringbone pattern.Question 22: Which type of intramural film is best for visualizing inter proximal surfaces
Answer:
bite wing
Question 23: The importance of dental radiographs
Answer:
many diseases are typically only discovered through this type of radiographs
Question 24: The film emulsion is softened during
Answer:
developer
Question 25: Reusable film holders must be ____ after each use.
Answer:
Sterilized
Question 26: when using the occlusal technique film is positioned
Answer:
white between the occlusal surfaces
Question 27: The position indicating device (PID) is an extension of the
Answer:
tubehead
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