PROCEDURES
PATIENT CARE
RADIATION PROTECTION
IMAGE ACQUISITION
Digital
100

What is the angulation for a AP clavicle?

15-30 cephalad

100

The threat of bodily harm, with apparent to do so, is termed

Assult

100

What does ALARA mean?

As Low As Reasonably Achievable

100

The effects of radiation on biologic material depend on several factors.If a quantity of radiation is delivered to a body over a long period of time, the effect:

Will be less than if it were delivered all at one time.

100

Which acronym describes a network of computers that manages digital images?

PACS

200

A patient is complaining of pain on the right side of the lumbar spine ,what oblique will best demonstrate the right side?

RPO

200

What is verbally spreading false information?

Slander

200

What is radiolysis?

An interaction with water.

200

Which of the following cell types has the greatest radiosensitivity ?

Lymphocytes.

200

Which term refers to a graphical representation of pixel values?

Histogram.

300

The lateral aspect the obturator foramen is formed by the :

ischium

300

What is Aphasia?

Difficulty speaking.

300

What do we call the cells of the gonads?

Genetic.

300

What is the purpose of filtration?

Decreases patient dose.

300

Which is the best way to avoid excessive quantum noise when using cassette- based digital systems?

Increase the amount of exposure to the image receptor.

400

To obtain an AP projection of the right ilium the patient ______ side is elevated ____degrees.

Left side is elevated 40 degrees.

400

What is medication found on emergency cart to raise blood pressure?

Heparin.

400

Which effect will a low signal-to-noise ratio (SNR) have on the appearance of a digital radiographic image?

Decreased contrast resolution.

400

What percent increase is needed when changing from 14x17 to a 10x12 cassette? 

30%

400

An important feature of the pixel in flat-panel TFT digital detector active matrix array is the:

Fill factor.

500

The right posterior oblique position (Judet method) of the right acetabulum will demonstrate the:

1. anterior rim of the right acetabulum.

2.right iliac wing.

3. right anterior iliopubic column.

1. anterior rim of the right acetabulum & 2. right iliac wing

500

What is the reckless disregard for life and limb?

Gross Negligence

500

Which factor will have the greatest impact on decreasing recorded detail or spatial resolution?

Motion.

500

The grid takes out what percent of scatter?

80-96 %

500

Which effect will low signal-to-noise ratio (SNR) have on the appearance of a digital radiographic image?

Decreased contrast resolution.