Dr Bremer

Question 1

Advantages of parallel technique

Answer 1

•Minimizes geometric distortion, true anatomical relationships.
•Little magnification and max sharpness.
•Shadow of zygomatic bone does not appear over the molar teeth.
No superimposition of anatomical landmarks.

Question 2

Contraindications of parallel technique

Answer 2

R

Question 3

Difference in Placements of peripaical film anteriorly and posterioly

Answer 3

Anterior is always vertical.

Posterior horizontal.

Question 4

Come cutting

Answer 4

A partial image resulting from the X-ray beam missing part of the receptor because there is no external guide.