ABO Practice Exam with Guaranteed Accurate Answers

If the wearer complains of the bifocal line being somewhat in his way when driving, the problem may be alleviated by decreasing the distance between pads. True or False - correct answer False If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that: A. The frame is too small B. The bridge fit is tight C. Pressure is being applied by the temple shafts anterior to the ear. D. Pressure is being applied on the very tips of the temples. - correct answer Pressure is being applied by the temple shafts anterior to the ear If both nosepads press the nose or indent too much, what is probably not a possible cause? A. Pads too small for frame weight B. Temple spread is not even C. Pads too close together D. Temple tension too great - correct answer Temple spread is not even To eliminate a gap between the lens and a metal eyewire, the best alternative is to: A. Place a strip of lens liner at a point exactly opposite the gap B. Place a strip of lens liner in the gap area C. Heat the lens in the frame and allow it to cool at room temperature D. None of the above methods are satisfactory E. All of the above methods are satisfactory - correct answer Place a strip of lens liner at a point exactly opposite the gap The larger the frame difference --------- the lens shape A. Rounder B. More squared off C. Narrower D. Wider - correct answer Narrower (Frame Difference=A-B) Which is the most favorable alternative to a 50/20 frame for measuring bifocal height when that particular size is not available? A. 52/18 B. 50/18 C. 48/20