Disclosed is a dental exam tool for attaching to a mobile electronic device. The dental exam tool can include a coupling element that securely and removably couples to a body portion of the mobile electronic device and a dental mirror retention element coupled to the coupling element. Also disclosed is a dental exam system for teledentistry. The dental exam system can include a dental exam tool for attaching to a mobile electronic device and a mobile electronic device, having a camera, wherein the mobile electronic device is capable of capturing still images and/or video from the camera and storing and/or transmitting the images and/or video captured.