ARRT Registry Review 1
Don't know?
Terms in this set (99)
What most effectively minimizes radiation exposure to Beam restriction
the patient?
Radiographic subjects composed of just a few, very High radiographic contrast
dissimilar tissue densities are likely to produce:
In which of the following positions are the pyloric canal A. RAO
and duodenal bulb best demonstrated during a GI
series?
A. RAO
B. left lateral
C. recumbent PA
D. recumbent AP
According to NCRP regulations, leakage radiation from 100mR/hr
the x-ray tube must NOT exceed:
When a patient with an arm injury needs help From the uninjured arm
undressing, where should you remove clothing first?
What electrical device will prevent equipment damage Circuit breaker
in the event of a circuit overload?
The housing surrounding an x-ray tube function is to: B. 1 & 2 only
1. keep leakage radiation to a minimum
2. protect from electrical shock
3. retain heat within the glass envelope
A. 1 only
B. 1 & 2 only
C. 1 & 3 only
D. 1, 2, & 3
The quantity of x-ray photons delivered to the patient in mAs
a given exposure is PRIMARILY regulated by:
Arthrography of the shoulder is often performed to Rotator cuff tears
evaluate:
, ARRT Registry Review 1
One rule of radiation protection is that radiation must 2
scatter at LEAST how many times before reaching the
operator?
As diagnostic x-rays travel through matter, ionization Removal of orbital electrons
occurs. A positive ion may be created by what?
The escape of blood into surrounding tissues is called: Extravasation
The manubrial notch is approximately at the same level T2-T3 insterspace
as the:
Filters used in radiographic x-ray tubes are generally Aluminum
composed of:
An undifferentiated cell is a: B. 1 & 2 only
1. precursor cell
2. stem cell
3. mature cell
A. 1 only
B. 1 & 2 only
C. 2 & 3 only
D. 1, 2 & 3 only
Substituting intensifying screens with a speed of 200 for C. 1 & 3 only
a 100 speed system will:
1. require 50% less exposure than 100 speed
2. increase the production of scatter
3. enable the decrease of exposure time
A. 1 only
B. 2 only
C. 1 & 3 only
D. 1, 2 & 3
Grid ratio is defined as the relationship between the distance between the lead strips
height of the lead strip and the:
When examining the clavicle in the PA position, how is Caudad
the CR directed for the axial projection?
Don't know?
Terms in this set (99)
What most effectively minimizes radiation exposure to Beam restriction
the patient?
Radiographic subjects composed of just a few, very High radiographic contrast
dissimilar tissue densities are likely to produce:
In which of the following positions are the pyloric canal A. RAO
and duodenal bulb best demonstrated during a GI
series?
A. RAO
B. left lateral
C. recumbent PA
D. recumbent AP
According to NCRP regulations, leakage radiation from 100mR/hr
the x-ray tube must NOT exceed:
When a patient with an arm injury needs help From the uninjured arm
undressing, where should you remove clothing first?
What electrical device will prevent equipment damage Circuit breaker
in the event of a circuit overload?
The housing surrounding an x-ray tube function is to: B. 1 & 2 only
1. keep leakage radiation to a minimum
2. protect from electrical shock
3. retain heat within the glass envelope
A. 1 only
B. 1 & 2 only
C. 1 & 3 only
D. 1, 2, & 3
The quantity of x-ray photons delivered to the patient in mAs
a given exposure is PRIMARILY regulated by:
Arthrography of the shoulder is often performed to Rotator cuff tears
evaluate:
, ARRT Registry Review 1
One rule of radiation protection is that radiation must 2
scatter at LEAST how many times before reaching the
operator?
As diagnostic x-rays travel through matter, ionization Removal of orbital electrons
occurs. A positive ion may be created by what?
The escape of blood into surrounding tissues is called: Extravasation
The manubrial notch is approximately at the same level T2-T3 insterspace
as the:
Filters used in radiographic x-ray tubes are generally Aluminum
composed of:
An undifferentiated cell is a: B. 1 & 2 only
1. precursor cell
2. stem cell
3. mature cell
A. 1 only
B. 1 & 2 only
C. 2 & 3 only
D. 1, 2 & 3 only
Substituting intensifying screens with a speed of 200 for C. 1 & 3 only
a 100 speed system will:
1. require 50% less exposure than 100 speed
2. increase the production of scatter
3. enable the decrease of exposure time
A. 1 only
B. 2 only
C. 1 & 3 only
D. 1, 2 & 3
Grid ratio is defined as the relationship between the distance between the lead strips
height of the lead strip and the:
When examining the clavicle in the PA position, how is Caudad
the CR directed for the axial projection?
