A.S.R.T. Tiddies MODULE QUESTIONS
Using kVp settings of 20 to 40 creates a lower-energy x-ray beam that results in
increased:
1. Scatter Radiation 2. Radiographic Contrast 3. Radiation Dose
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerC. 2 and 3
All of the following are types of filter materials used in mammography, except:
A) molybdenum.
B) rhodium.
C) silver.
D) tungsten. - answerD. Tungsten
Mammography x-ray tubes are oriented so that the strongest part of the x-ray beam is
directed to the patient's:
A. nipple side
B. chest wall side
C. lateral side
D. medial side - answerB. chest wall side
The focal spot sizes used in mammography range between ______ and _____mm.
A. 0.1;0.3
B. 0.3;0.6
C. 0.6;0.9
D. 0.9;1.2 - answerA. 0.1;0.3
Manual technique are used instead of automatic exposure only when the patient has:
A. dense breast
B. fatty breast
C. a palpable lump
D. breast implants - answerD. breast implants
Which of the following are benefits of using compression in mammography?
1. Increased spatial resolution 2. Uniform radiation exposure 3. Decreased tissue
overlap
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerD. 1, 2, and 3
,Which of the following is not a standard function of a picture archiving and
communication system (PACS)?
A. image acquisition
B. image transfer
C. image evaluation
D. image management - answerC. image evaluation
The ACR mammography phantom contains a wax insert that simulates ______cm of
breast tissue.
A. 2.2
B. 3.4
C. 4.2
D. 5.4 - answerC. 4.2
Which of the following is not a requirement for mammographers under MQSA?
A. passing a criminal background check
B. holding a state license
C. completing 40 hours of mammography instruction
D. performing 200 mammograms every 2 years - answerA. passing a criminal
background check
Diagnostic mammography is used to confirm a diagnosis of breast cancer.
A. True
B. False - answerB. False
________ is especially useful in determining whether a lesion is a solid mass or a fluid-
filled cyst.
A. breast ultrasound
B. breast MR
C. breast-specific gamma imaging
D. digital breast tomosynthesis - answerA. breast ultrasound
A major disadvantage of _________ in breast evaluation is the high false-positive rate
from the exams.
A. digital breast tomosynthesis
B. ultrasound
C. magnetic resonance (MR) imaging
D. molecular imaging - answerC. magnetic resonance (MR) imaging
A milliamperage setting of _____mA is outside of the normal output range of a typical
mammography unit.
A. 20
B. 40
C. 100
D. 200 - answerD. 200
, An interaction with an atom's ______ is most likely to result in photoelectric absorption.
A. K-shell
B. L-shell
C. M-shell
D. N-shell - answerA. K-shell
Compared to molybdenum, rhodium is less desirable for routine use as a
mammography target material because rhodium:
A. has a lower k-edge
B. produces more low-energy bremsstrahlung photons
C. has a higher heat load capacity
D. produces fewer characteristic photons - answerB. produces more low-energy
bremsstrahlung photons
The total filtration requirement of a mammographic tube operating at 30 kVp must be
______mm aluminum (Al) equivalent.
A. 0.25
B. 0.30
C. 0.35
D. 0.40 - answerB. 0.30
To compensate for the relatively short source-to-image distance (SID) used in
mammography, dedicated mammography equipment takes advantage of:
A. the anode heel effect
B. a longer object-to-image distance (OID)
C. a smaller anode target angle
D. fractional focal spots - answerD. fractional focal spots
According to Mammography Quality Standards Act (MQSA) requirements, compression
force should not exceed _____lbs.
A. 25
B. 35
C. 45
D. 55` - answerC. 45
Which of the following are typical interspace materials for mammography grids?
1. Wood 2. Carbon fiber 3. Aluminum
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerA. 1 and 2
When magnification is desired, the mammographer can _____ to reduce geometric blur.
A. lengthen SID
B. shorten OID
C. lower the grid ratio
Using kVp settings of 20 to 40 creates a lower-energy x-ray beam that results in
increased:
1. Scatter Radiation 2. Radiographic Contrast 3. Radiation Dose
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerC. 2 and 3
All of the following are types of filter materials used in mammography, except:
A) molybdenum.
B) rhodium.
C) silver.
D) tungsten. - answerD. Tungsten
Mammography x-ray tubes are oriented so that the strongest part of the x-ray beam is
directed to the patient's:
A. nipple side
B. chest wall side
C. lateral side
D. medial side - answerB. chest wall side
The focal spot sizes used in mammography range between ______ and _____mm.
A. 0.1;0.3
B. 0.3;0.6
C. 0.6;0.9
D. 0.9;1.2 - answerA. 0.1;0.3
Manual technique are used instead of automatic exposure only when the patient has:
A. dense breast
B. fatty breast
C. a palpable lump
D. breast implants - answerD. breast implants
Which of the following are benefits of using compression in mammography?
1. Increased spatial resolution 2. Uniform radiation exposure 3. Decreased tissue
overlap
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerD. 1, 2, and 3
,Which of the following is not a standard function of a picture archiving and
communication system (PACS)?
A. image acquisition
B. image transfer
C. image evaluation
D. image management - answerC. image evaluation
The ACR mammography phantom contains a wax insert that simulates ______cm of
breast tissue.
A. 2.2
B. 3.4
C. 4.2
D. 5.4 - answerC. 4.2
Which of the following is not a requirement for mammographers under MQSA?
A. passing a criminal background check
B. holding a state license
C. completing 40 hours of mammography instruction
D. performing 200 mammograms every 2 years - answerA. passing a criminal
background check
Diagnostic mammography is used to confirm a diagnosis of breast cancer.
A. True
B. False - answerB. False
________ is especially useful in determining whether a lesion is a solid mass or a fluid-
filled cyst.
A. breast ultrasound
B. breast MR
C. breast-specific gamma imaging
D. digital breast tomosynthesis - answerA. breast ultrasound
A major disadvantage of _________ in breast evaluation is the high false-positive rate
from the exams.
A. digital breast tomosynthesis
B. ultrasound
C. magnetic resonance (MR) imaging
D. molecular imaging - answerC. magnetic resonance (MR) imaging
A milliamperage setting of _____mA is outside of the normal output range of a typical
mammography unit.
A. 20
B. 40
C. 100
D. 200 - answerD. 200
, An interaction with an atom's ______ is most likely to result in photoelectric absorption.
A. K-shell
B. L-shell
C. M-shell
D. N-shell - answerA. K-shell
Compared to molybdenum, rhodium is less desirable for routine use as a
mammography target material because rhodium:
A. has a lower k-edge
B. produces more low-energy bremsstrahlung photons
C. has a higher heat load capacity
D. produces fewer characteristic photons - answerB. produces more low-energy
bremsstrahlung photons
The total filtration requirement of a mammographic tube operating at 30 kVp must be
______mm aluminum (Al) equivalent.
A. 0.25
B. 0.30
C. 0.35
D. 0.40 - answerB. 0.30
To compensate for the relatively short source-to-image distance (SID) used in
mammography, dedicated mammography equipment takes advantage of:
A. the anode heel effect
B. a longer object-to-image distance (OID)
C. a smaller anode target angle
D. fractional focal spots - answerD. fractional focal spots
According to Mammography Quality Standards Act (MQSA) requirements, compression
force should not exceed _____lbs.
A. 25
B. 35
C. 45
D. 55` - answerC. 45
Which of the following are typical interspace materials for mammography grids?
1. Wood 2. Carbon fiber 3. Aluminum
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2, and 3 - answerA. 1 and 2
When magnification is desired, the mammographer can _____ to reduce geometric blur.
A. lengthen SID
B. shorten OID
C. lower the grid ratio
