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Rad12
Fluoroscopy
| Question | Answer |
|---|---|
| What is the primary function of the fluoroscope? | To provide real-time dynamic viewing of anatomic structures. |
| Who invented the fluoroscope and when? | Thomas A. Edison in 1896 |
| What kind of image does the radiologist view during fluoroscopy? | A continuous image of the motion of the internal structures while the x-ray tube is energized. |
| What is a spot film? | A permanent fixed image that is taken without interrupting the fluoro examination so the radiologist can have it for a later study. |
| Where is the x-ray tube located for a fluoroscopy exam? | under the examination table |
| Where is the image intensifier located? | Over the patient examination table |
| What is automatic brightness control or (ABC)? | Allows the radiologist to select an image brightness level that is subsquently maintained automatically by varying the kVp, the mA, or sometimes both. |
| What is the principal advantage of image-intensified fluroscopy over earlier types of fluoroscopy? | Increased image brightness |
| What are rods and cones? | Structures in the eye that are responsible for the sensation of vision |
| Where are the cones located? | At the center of the retina in an area called the fovea centralis |
Created by:
danielle89
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