This document discusses different types of radiographs used in dentistry including intraoral and extraoral radiographs. Intraoral radiographs include periapical, bite wing, and occlusal radiographs which are used to image individual teeth or a group of teeth. Extraoral radiographs include panoramic radiographs and lateral cephalograms which provide a broader view of dental structures and anatomy. The document also mentions anatomical landmarks seen on radiographs and provides details on periapical radiographic technique including using orientation marks and identifying left or right sides.