What is the Minimum recommended filtration for general diagnostic x-ray units
2.5mm Al
Which is the required amount of inherent filtration for general purpose x-ray tubes
0.5 mm Al Equivalent
Which Minimum Thickness of lead shielding is required to cover the bucky slot during Fluoroscopic exams
2.5 mm
which value represents the annual maximum dose limit ( In mSv ) for exposure to the extremities in medical imaging personnel
5 mSv
Which is the maximum allowable exposure to the embryo or fetus each month
0.5 mSv
How many millimeters of lead equivalency is recommended for lead aprons worn by pregnant radiographers
0.5
Over the entire gestational period what is the fetal exposure limit
0.5 mSv
Which Technique Would produce a 2 Milliroentgens (mR) Exposure to an image receptor plate if 70 kilovolts peak (kVp) at 25 MAs produces 1.6?
A- 70 kVp at 35 mAs
B- 70 kVp at 2705 mAs
C- 70 kVp at 31.25 mAs
C- 70 kVp At 50 mAs
A
Opening the collaborators wider than necessary using digital radiography has what effect on image quality
Spatial resolution of the image is decreaced
What is the result if pixel bit depth decreased?
Contrast Resolution is decreased
What is the procedure is an example of surgical asepsis
Surgical Hand Srub
What is the wide spread of MRSA attributed to
Over prescription of antibiotics and poor infection control practices
On an accuratley positioned PA chest xray the Manubrium of the sternum is seen at the level of which thoracic vertabrae when the patient is sthenic
Fourth
Which projection of the thumb requires 2 through 5 to be extended with palmer surface of the hand flat against the image receptor as if for a PA hand projection
Posteroanterior (PA) Oblique
According to the atlas which location is the correct central ray (CR) placement for an axiolateral oblique mandible projection for the ramus
The region of interest
How is the central ray directed when preforming a PA knee projection for a patient with thin thighs and buttocks
3-5 caudad
A breathing technique is planned for a RAO Sternum. The intended exposure is 50 mAs @ 75 kVp at 100 centimeters SID. Which mA station is preferred assuming the radiographer ensures exposure occurs during the act of insperation
50
In order to increase the number of shades of gray displayed on a digital image what should be done
Increase window level
Which factor will cause a decrese in film screen image resolution
High speed image receptors
What would a continuous fine horizontal white line across the computed radiography image indicate
Dirt on the light guide or the lazer head
what results in a lower grid ratio ( Contrast and )
Lower Contrast but greater error margin in central ray Placement
A patient receives an entrance skin dose of 5mGy during a lumbar spine procedure How much exposure will the tech receive when standing 1 Meter from The patient
5mGy
A lateral lumbar was taken with a field size of 11x14 at 95 kVp and AEC with the center detector selected. The resultiong image indicates excessive quantum noise which is the most likely cause
The patient was not centered correctly
what are the 6 rights of drug administration
Right patient
Right drug
Right amount
Right route
Right documentation
Right Time
wher should the CR enter the patient during a lateral sacrum Projection
3-4 inches posterior to the anterior superior iliac spine ASIS
At which location is the CR directed for an AP Projection of the T-Spine
Midway between the sternal notch and th xiphoid process