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Fluoroscopy Quiz

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Questions and Answers

What is the main purpose of fluoroscopy?

To create 3D reconstructions of body structures/systems

To capture still images of body structures/systems

To allow dynamic/real time radiographic viewing of various body structures/systems (correct)

To administer high doses of radiation for treatment purposes

What is the typical range of the x-ray beam intensity used in fluoroscopy?

5 mA - 10 mA

15 mA - 20 mA

10 mA - 15 mA

0.5 mA - 5 mA (correct)

What can be observed using fluoroscopy?

Only still body structures/systems

3D reconstructions of body structures/systems

Physiology such as peristalsis, arterial flow, and swallowing action (correct)

Only structures enhanced by contrast

What are Ba studies commonly used for in fluoroscopy?

Upper and lower GI tract imaging Signup and view all the answers

How does the dose of fluoroscopy compare to traditional radiography?

Fluoroscopy has a fraction of the exposure rate of still imaging Signup and view all the answers

What type of detector does traditional fluoroscopy systems typically incorporate?

Image intensifier system Signup and view all the answers

What component of the fluoroscopy imaging system captures the remnant beam?

Image Intensifier Signup and view all the answers

Which component transforms the x-ray photons emerging from the patient into a small, bright light image?

Image Intensifier Signup and view all the answers

What does the Flat Panel Detector (FPD) capture in the fluoroscopy system?

Remnant beam Signup and view all the answers

What does the video camera capture in the fluoroscopy system?

Light image (analog) Signup and view all the answers

What is the main difference between traditional and Flat Panel Detector (FPD) fluoroscopy systems?

The use of image intensifier system in traditional systems Signup and view all the answers

What is the purpose of the x-ray tube in the fluoroscopy process?

To emit x-ray photons Signup and view all the answers