When the patient's jaws are outside the focal trough,the resulting images are:

Question

Quizplus · Accepted Answer

When the jaws are outside the focal trough,the resulting images are distorted.Proper positioning is important to avoid errors.
An image is doubled when the same film is used twice.
Ghost images result from failure to remove metallic or radiodense objects such as eyeglasses or earrings from the patient before panoramic exposure.
An image being too light is a result of insufficient radiation getting to the film or a processing error.

When the Patient's Jaws Are Outside the Focal Trough,the Resulting