ARRT Mock Exam 2
A 0.5-mm Pb equivalent apron will attenuate what percentage of the scattered beam at 100
kV?
A 25%
B 50%
C 75%
D 100% - ANS-c
\A controlled area is one that is
A restricted to access by nonradiation workers only
B monitored by survey meters
C occupied by radiation workers
D occupied by the general population - ANS-c
\A direct relationship exists between image brightness and
A range of densities
B radiographic contrast
C window level
D window width - ANS-c
\A vasomotor effect experienced after injection of a contrast agent is characterized by all of
the following symptoms except
A nausea.
B syncope.
C hypotension.
D anxiety - ANS-c
\A wider (increased) window width (select the two that apply)
A decreases the range of densities
B increases the image contrast
C increases the range of densities
D decreases the image contrast - ANS-CD
\According to CFR, Title 21, for continued awareness of patient exposure during fluoroscopic
procedures, cumulative air kerma is displayed in what unit?
A mR
B R/min
C mGyt
D mGya - ANS-d
\After selecting a suitable needle or intravenous catheter, which part of the needle is
attached to the syringe?
A Gauge
B Bevel
C Bore
D Hub - ANS-d
\All of the following are true statements, except:
A Anticholinergic drugs increase blood pressure and decrease heart rate.
B An audible alarm from an infusion/medication pump usually signals that fluid is running low
or its flow has been interrupted.
,C Avoid elevating the left arm when performing mobile chest x-rays within the first 48 hours
following pacemaker insertion.
D OR persons in sterile gown and gloves must pass each other back-to-back. - ANS-a
\All the following statements regarding the use of iodinated contrast agents with patients
taking metformin hydrochloride are true except
A metformin is used to help lower blood sugar levels in type 2 diabetic patients.
B ACR recommends that metformin (Glucophage) patients be classified in two ways
C metformin should be withheld for 48 hours before IV iodinated contrast studies.
D metformin patients with no evidence of AKI and eGFR ≥30 mL/l.732 need not discontinue
metformin before or after contrast - ANS-c
\An RAO sternum on a patient having a deep, barrel-shaped chest will require what level of
obliquity compared to an RAO sternum on a patient having a shallow chest?
AThe same amount of
BSlightly more
CSignificantly more
DSlightly less - ANS-d
\Bones embedded in certain tendons, often present near various joints, are called which of
the following?
A Long
B Flat
C Short
D Sesamoid - ANS-d
\Choosing an mA (milliamperage) station
1. Determines the current
2. Determines the number of electrons boiled off the filament
3. Determines the filament (small or large)
4. Determines the resistance
A 1 and 4 only
B 2 only
C 2 and 3 only
D All of the above - ANS-d
\Elevated creatinine levels are most often seen in patients with compromised function of the
A heart
B liver
C bladder
D kidneys - ANS-d
\Enteral routes of drug administration include (select the four that apply)
A intrathecal
B rectal
C buccal
D oral
E nasogastric - ANS-BCDE
\Examples of immobilization devices, techniques, and equipment used in radiography
include
I. sandbags
II. compression band
III. radiolucent sponges
A III only
, B I and II only
C II and III only
D I, II, and III - ANS-d
\Filters used in personal radiation monitors serve to
A protect the user from scattered radiation.
B protect the user from leakage radiation.
C decrease the ionizing properties of the radiation.
D identify the type and energy of ionizing radiation. - ANS-d
\Fluoroscopic magnification mode
A increases patient dose.
B decreases patient dose.
C decreases mA.
D decreases resolution. - ANS-a
\From the following list, select the 2 factors having the most impact on receptor exposure:
I. focal spot size
II. SID
III. OID
IV. kVp
AI and II
BII and IV
CI and III
DIII and IV - ANS-b
\From the following list, select the 4 factors that can impact receptor exposure:
1. part thickness
2. anode heel effect
3. workstation monitor
4. focal spot size
5. AEC photocell selection
6. pathology
A1, 3, 4, 6
B2, 4, 5, 6
C2, 3, 4, 6
D1, 2, 5, 6 - ANS-d
\From the following list, select the factor(s) having an impact on image distortion:
I. part thicknessII. x-ray tube angle
III. kV selection
IV. IR placement
AII, III, IV only
BII, IV only
CI, II, IV only
DI, III only - ANS-c
\From the following list, select the factor(s) that are most likely to have an impact on image
contrast:
I. part thickness
II. pathology
III. anode heel effect
AI only
BI and II only
A 0.5-mm Pb equivalent apron will attenuate what percentage of the scattered beam at 100
kV?
A 25%
B 50%
C 75%
D 100% - ANS-c
\A controlled area is one that is
A restricted to access by nonradiation workers only
B monitored by survey meters
C occupied by radiation workers
D occupied by the general population - ANS-c
\A direct relationship exists between image brightness and
A range of densities
B radiographic contrast
C window level
D window width - ANS-c
\A vasomotor effect experienced after injection of a contrast agent is characterized by all of
the following symptoms except
A nausea.
B syncope.
C hypotension.
D anxiety - ANS-c
\A wider (increased) window width (select the two that apply)
A decreases the range of densities
B increases the image contrast
C increases the range of densities
D decreases the image contrast - ANS-CD
\According to CFR, Title 21, for continued awareness of patient exposure during fluoroscopic
procedures, cumulative air kerma is displayed in what unit?
A mR
B R/min
C mGyt
D mGya - ANS-d
\After selecting a suitable needle or intravenous catheter, which part of the needle is
attached to the syringe?
A Gauge
B Bevel
C Bore
D Hub - ANS-d
\All of the following are true statements, except:
A Anticholinergic drugs increase blood pressure and decrease heart rate.
B An audible alarm from an infusion/medication pump usually signals that fluid is running low
or its flow has been interrupted.
,C Avoid elevating the left arm when performing mobile chest x-rays within the first 48 hours
following pacemaker insertion.
D OR persons in sterile gown and gloves must pass each other back-to-back. - ANS-a
\All the following statements regarding the use of iodinated contrast agents with patients
taking metformin hydrochloride are true except
A metformin is used to help lower blood sugar levels in type 2 diabetic patients.
B ACR recommends that metformin (Glucophage) patients be classified in two ways
C metformin should be withheld for 48 hours before IV iodinated contrast studies.
D metformin patients with no evidence of AKI and eGFR ≥30 mL/l.732 need not discontinue
metformin before or after contrast - ANS-c
\An RAO sternum on a patient having a deep, barrel-shaped chest will require what level of
obliquity compared to an RAO sternum on a patient having a shallow chest?
AThe same amount of
BSlightly more
CSignificantly more
DSlightly less - ANS-d
\Bones embedded in certain tendons, often present near various joints, are called which of
the following?
A Long
B Flat
C Short
D Sesamoid - ANS-d
\Choosing an mA (milliamperage) station
1. Determines the current
2. Determines the number of electrons boiled off the filament
3. Determines the filament (small or large)
4. Determines the resistance
A 1 and 4 only
B 2 only
C 2 and 3 only
D All of the above - ANS-d
\Elevated creatinine levels are most often seen in patients with compromised function of the
A heart
B liver
C bladder
D kidneys - ANS-d
\Enteral routes of drug administration include (select the four that apply)
A intrathecal
B rectal
C buccal
D oral
E nasogastric - ANS-BCDE
\Examples of immobilization devices, techniques, and equipment used in radiography
include
I. sandbags
II. compression band
III. radiolucent sponges
A III only
, B I and II only
C II and III only
D I, II, and III - ANS-d
\Filters used in personal radiation monitors serve to
A protect the user from scattered radiation.
B protect the user from leakage radiation.
C decrease the ionizing properties of the radiation.
D identify the type and energy of ionizing radiation. - ANS-d
\Fluoroscopic magnification mode
A increases patient dose.
B decreases patient dose.
C decreases mA.
D decreases resolution. - ANS-a
\From the following list, select the 2 factors having the most impact on receptor exposure:
I. focal spot size
II. SID
III. OID
IV. kVp
AI and II
BII and IV
CI and III
DIII and IV - ANS-b
\From the following list, select the 4 factors that can impact receptor exposure:
1. part thickness
2. anode heel effect
3. workstation monitor
4. focal spot size
5. AEC photocell selection
6. pathology
A1, 3, 4, 6
B2, 4, 5, 6
C2, 3, 4, 6
D1, 2, 5, 6 - ANS-d
\From the following list, select the factor(s) having an impact on image distortion:
I. part thicknessII. x-ray tube angle
III. kV selection
IV. IR placement
AII, III, IV only
BII, IV only
CI, II, IV only
DI, III only - ANS-c
\From the following list, select the factor(s) that are most likely to have an impact on image
contrast:
I. part thickness
II. pathology
III. anode heel effect
AI only
BI and II only
