A grid:
A) reduces the amount of scatter radiation that reaches the patient.
B) decreases the contrast of the radiographic image.
C) decreases the film fog, increasing the contrast of the image.
D) accomplishes both a and c
Correct Answer:
Verified
Q20: The focal trough is an imaginary three-dimensional
Q21: Skull radiography is most often used in:
A)endodontics
Q22: A radiopaque,cone-shaped artifact on a panoramic image
Q23: The part of the unit that aligns
Q24: The CBCT is useful in helping the
Q26: When a patient's chin is too high
Q27: All of the following statements about cone
Q28: Which of the following is not true
Q29: When a dark radiolucent shadow obscures the
Q30: When a patient's chin is positioned too
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