# Ch 17_Panoramics

"Wide-View"
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Terms in this set (40)
- The cassette with image receptor and the x-ray tube head move in directions opposite each other

- x-ray tube head moves around the back, while the cassette with image receptor moves around the front.

- The x-ray beam enters the patient's tissues from the back of the head penetrating through to exit the front tissues and strike the image receptor

- The narrow vertical beam of radiation then passes through the patient and through a secondary collimator vertical slit in the cassette holder to expose the image receptor that is moving or rotating in the opposite direction