Duplicate of RAD 102-2

Bans the replacement of toxic substances in public waterways and sewer systems

Direct conversion DR systems tend to have the highest DQE values

Photosensitive silver halide crystals are suspended in _________________.

Benefits of digitizing old films

Defined as light produced by a phosphor (active layer) when struck by light or x-ray photons

Storage of film should be sequenced so that the ________ film is used first.

2 moms & 2 daughters went to eat, each ate 1 taco, only 3 tacos were eaten How's this possible?

Direct acquisition and Indirect acquisition are two types of ___________________.

Photosensitive silver halide crystals are suspended in _________________.

Practitioners have the opportunity to reduce patient dose by ___ to ___, depending on the exam

Examples of exposure artifacts.

What has hands but can not clap?

Serves as a mechanical support for the active layer.

What's the largest possible number you can write using only 2 numbers and no math symbols?

Humidity must be maintained between __________.

Random background information that is detected and measured as the signal-to-noise ratio.

Silver halide size and shape are principle determinates of ________ __________.

Sets a final hardening to the emulsion and seals the supercoat.

Exposure sensitivity of the imaging plate ranges from _____ up to maximum of _____.

Justification for silver recovery system.

Improper grid orientation results in __________________.

Creates a portable, lightproof case for film to utilize the intensifying screen.

Decreasing matrix size decreases number of pixels, thereby decreasing the quality of the image

Four parts of PACS

Active ingredient of the emulsion, cubic lattice (matrix) is made up of ________________.

Which of the following is an advantage of CR?

Occurs if the phosphor continues to emit light after stimulation.

Photosensitive silver halide crystals are suspended in _________________.

Occurs when visible light is emitted only when the phosphor is stimulated.

How much dirt is there in a hole that measures two feet by three feet by four feet?

Sensitivity of screen-film combination to x-rays and light.

Older generation CR relied on the tech to select correct anatomical menu prior to processing

Imagine you’re in a room filling with water. There are no windows or doors. How do you get out?

What months have 28 days?

20 pigeons sat on a tree. A man shot 1 pigeon with his gun. How many were left on the tree?

PACS allow digital images to be sent from the acquisition point to a radiologist for diagnoses

Photosensitive silver halide crystals are suspended in _________________.

Which of the following are Exposure Selection Factors?

Metallic replacement filters through steel wool

Developing temperature is usually maintained at ____.

Component of radiographic film

Beth’s mom has 3 daughters. 1 is Lara, the other 1 is Sara. What's the name of the 3rd one?

What asks no questions but receives lots of answers?

Appears on a radiograph as speckled (random) background information.

Provides regulated inflow and outflow of circulating air.

What is the 2nd step to retrieve a latent image from an exposed IP plate?

Uses a photostimulable storage phosphor imaging plate to form a latent projection image..

Photosensitive silver halide crystals are suspended in _________________.

Film processing steps

Three types of rollers

How many seconds are there in a year?

Any irregularity that is not caused by the proper shadowing of tissue by the primary x-ray beam

Can arise from technologist's error in patient positioning, collimation & histogram selection

X-ray generator, tube, and reader testing to establish accuracy and reproducibility

Photosensitive silver halide crystals are suspended in _________________.

Layer closest to the radiographic film that helps eliminate the build up of static electricity.

Picture archival and communication system, networked group of computers, servers, and archives.

Primary method for adjusting contrast with digital imaging systems is through ___________.

Which of the following is an advantage of revolving doors

Advantages of CR/PACS System

Photosensitive silver halide crystals are suspended in _________________.

Photons absorbed by coating material (Amorphous Selenium) & converted into an electrical signal

What word looks the same backwards and upside down?

Designed for minimum attenuation.

Department repeat rates should not exceed _____.

Is it legal for a man to marry his widow's sister?

Used fixer and wash water contain silver and are subject to

Intensifying screens should be cleaned regularly with a ___________________.

In most facilities, cleaning is conducted on the crossover racks ________.

What optical component scans an extracted IP?

Primary purpose of radiographic processing is to deposit enough _____ ____ ____ at the centers.

Photosensitive silver halide crystals are suspended in _________________.

Comprehensive set of activities designed to monitor & maintain systems or equipment

"Brothers and sisters I have none but this man's father is my father's son. Who is the man?"

Time the fixer remains within the recovery device. Longer _____ ____, greater efficiency

Uses a clearing agent to remove remaining silver halide from emulsion.

When using a PACS system, once images are obtained, they need to be transmitted over a network

Three types of maintenance

Greater matrix size, the better the resolution because larger matrix provides smaller pixels

An increase in mAs eliminates ______________.

As film exits the top of the rack assembly, it is guided to the adjacent rack through the

Used to amplify the incoming x-ray beam to produce large amounts of light photons.

Emission of light as a direct result of some outside excitation or stimulation.

If grid frequency is parallel to the laser scan frequency, it will result in a ______ _____.

Chemistry not squeezed out properly from the film that runs up the edge of the film.

Digital radiography (DR) is more efficient in __________________ than screen film radiography.

Which of the following is a component of CR?

Caused by an insufficient quantity of photons striking the intensifying screen.

The cost per room for DR systems is approximately 3 to 4 times less than for CR systems.

Factor that effects the efficiency of silver recovery.

Fuji uses ____________ related to amount of amplification required by the tube to adjust image

Photosensitive silver halide crystals are suspended in _________________.

Closer the grid frequency is to the laser frequency, the ___ likelihood of frequency harmonics.

Wash water should be maintained at ____ below the developer temperature.

Photosensitive silver halide crystals are suspended in _________________.

X-ray photons are converted to light, then the light photons are converted to electrical signal

Advantage of CR and DR

Removes any excess chemicals from the previous processing steps.

Film must be protected from accidental exposure to ________.

Static discharge artifacts are a danger at _____ humidity.

Darkroom functions

Film must be used before its expiration date to prevent.

Special application film designed to provide exact image of the original.

An impurity is added, gold-silver sulfide, to form sensitivity specks, which serve to attract

Drive mechanism moves IP constantly, yet slowly along long axis of IP is an example of

Warped, cracked or twisted cassette; Loose hinges or springs latches.

Window level controls _______.

I am an odd number. Take away one letter and I become even. What number am I?

Can be thought of as the margin of error in technical factors.