DENTAL XRAY EVALUATION EXAMS 2026.pdf

DENTAL XRAY EVALUATION EXAMS 2026/2027
QUESTIONS AND SOLUTIONS RATED A+
✔✔C. Occurs when an x-ray beam is intercepted by an object. (tooth - ✔✔Scattered
radiation:
A. Occurs when the body absorbs radiation from the primary beam.
B. Occurs when an x-ray beam is absorbed by sensor/film.
C. Occurs when an x-ray beam is intercepted by an object. (tooth)
D. Occurs when the body absorbs radiation from the lead collimator.

✔✔D. Upper teeth - ✔✔When identifying x-rays, if sinuses are visible then the image is
of:
A. Lower teeth
B. Mandibular teeth
C. Either upper or lower teeth
D. Upper teeth

✔✔A. Behind a wall / barrier and away from the x-ray beam. - ✔✔Where should the
operator stand while the x-ray is being taken?
A. Behind a wall / barrier and away from the x-ray beam.
B. 6 feet away from the patient.
C. 45 degrees from the primary beam.
D. Next to the patient.

✔✔B. Panorex - ✔✔What type of x-ray is conducted to give a general overview of the
mouth. (Sinuses, Nasal Area, Mandibular Nerve, etc.)
A. Periapical
B. Panorex
C. Full Mouth Series
D. Bitewing

✔✔B. Both A and D - ✔✔What should be used to protect the patient from radiation?
A. Thyroid collar
B. Both A and D
C. Barrier wall
D. Lead apron

✔✔D. 3 - ✔✔What tooth number is the star on?
A. 2
B. 15
C. 14
D. 3

✔✔A. 7 - ✔✔What tooth number is the star on?
A. 7