Fluoroscopy
Interactions
X-ray Circuit
X-Ray Production
X-ray Tube
100
The purpose of Image Intensifier is to:

Increase brightness (illumination)

100

Low energy photons tend to interact with:

Atoms

100

Today's rectifiers are composed of:

Silicon

100

Characteristic x-ray energy is dependent on the:

Target atomic number (Z)

100

The glass envelope made of

Pyrex 

200

The output phosphor size is manufactured to be _____ than the input size.

Smaller

200

Compton photons can be scatter up to ____ degrees.

180

200

The technologist's manipulates which transformer to select kVp?

Autotransformer

200

In Bremsstrahlung x-ray creation to projectile electron relinquishes its energy to the:

Nucleus

200

A dual focus tube with two focal spots also has two:

filaments

300

The image on the monitor appears brighter because of lenses accelerating the photoelectrons from photocathode to output. This is known as:

Flux Gain

300

The interaction responsible for most of the dose to a patient during an x-ray procedure is:

Photoelectric Absorption

300

If the number of turns on the secondary side of a transformer is increased, resistance to current is ___. 

Increased

300

Adding a filter __________ the amplitude of the total emission spectra.

Increases

300

The focusing cup always has a _____ charge.

Negative

400

Vignetting is increased with a _______ FOV.

Larger

400

X-rays that interact via Photoelectric release a photoelectron and a:

Characteristic X-ray

400

A transformer works most efficiently on ____ current.

Alternating

400

If kVp is increased by 15%, the Characteristic spike will increase in amplitude, while its shape:

Remains unchanged

400

These two components comprise the induction motor.

Rotor and Stators

500

In multifield image intensification, the ______FOV will result in the least minification.

Smallest

500

A 15keV photon will likely undergo _______ in soft tissue.

Photoelectric Absorption

500

An autotransformer is a ________ type of transformer.

Variable

500

Increasing the tube to the IR distance by 5 will decreases the beam exposure  _____ times.

25

500

What variable in the heat unit formula is not a part of the power rating formula?

Seconds