MN Dental Assisting Licensure 2024 Rated A+

MN Dental Assisting Licensure 2024 Rated A+ Paralleling Film receptor is placed parallel with the long axis of the tooth and central beam is aimed perpendicular to the film receptor and the tooth axis. Bisecting An imaginary line is created between the long axis of the tooth and the film receptor when placed on the lingual surface of the tooth, creating two congruent right triangles. Foreshortening Excessive vertical angulation "too steep" Elongation Insufficient vertical angulation "too flat" Cone Cut Film packet placement is incorrectly lined with the central beam Overlapping Incorrect horizontal angulation Image distortion and angulation probelms What are the disadvantages of the bisecting technique? Unexposed film appears clear black Film has been exposed to light then it appears .... Overexposed appears dark = ______ film over exposed Excessive exposure time, excessive KvP or excessive mA causes ______________ film Underexposed ____________ film appears light underexposed film insufficient exposure time and insufficient KvP or insufficient mA cause.... Periapical cut off apices, creased corners, angulation are all ______ errors Bite-Wing errors cone cut, film placement or angulation are all what type of errors? Film Bending if the film appears stretched of distorted what occured? Creased film black lines or thin radiolucent lines on corners