| Term | Definition |
|---|
| Radiograph | An x-ray film containing an image of an anatomical part of a patient |
| Central Ray | Central or principal beam of the x-rays (is always centered to the IR) |
| Image Receptor (IR) | The device that receives the energy of the x-ray beam and forms the image |
| Image Receptor (IR) | Cassette w/ film, CR image plate, DR detector plate, Fluoroscopic screen |
| Anatomical Position | A specific body position used as a reference for other positioning terms; upright position, arms down, palms forward, head directed straight, feet extended and toes down |
| Source to Image Receptor Distance (SID) | Distance from the source of x-rays in the tube to the IR |
| Collimation | Restricting the beam to irradiate only the body area being examined |
| Body Planes | Imaginary planes that divide the body into specific sections |
| Sagittal plane | Divides the body into right and left parts |
| Coronal plane | Divides the body into anterior and posterior sections |
| Transverse (horizontal) plane | Divides the body into superior and inferior sections |
| Oblique plane | Can pass through the body at any angle between the three planes |
| Midsagittal plane | Divides the body into EQUAL left and right sides |
| Midcoronal plane | Divides the body into EQUAL front and back parts |
| Body Position | The manner in which the patient is placed in relation to surrounding space |
Combine with other sets
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