1|Page
LMRT Mock Board Exam Newest 2025 Actual Exam Test
Bank| Complete 400 Real Exam Questions and Correct
Detailed Answers (Verified Answers) Already Graded A+|
LMRT Mock Board Exam Prep (Brand New!!)
The main purpose of adding filtration to the x-ray tube is to:
A. Decrease occupational dose
B. Increase spatial resolution
C. Decrease patient dose
D. Increase image contrast - Correct Answer - C. Decrease patient dose
An anteroposterior (AP) chest x-ray was obtained at a 40-inch source-to-
image distance (SID), 3.5 milliampere-seconds (mAs), 110 kilovoltage
peak (kVp), and a 12:1 grid. Which technical factor change would
increase image receptor exposure?
A. Decreased kVp
B. Increased SID
C. Decreased mAs
D. Decreased grid ratio - Correct Answer - D. Decreased grid ratio
Radiation safety standards require that collimators be accurate within
what percentage of the source-to-image distance (SID)?
A. 2%
B. 10%
pg. 1
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C. 5%
D. 25% - Correct Answer - A. 2%
The natural curve of the thoracic spine is:
A. Toward the dominant side
B. Kyphotic
C. Lordotic
D. Scoliotic - Correct Answer - B. Kyphotic
A patient has the right to review his or her medical records and access
information to ensure everything is correct and complete under the
document created by which hospital affiliation?
A. American Medical Association (AMA)
B. The Joint Commission (TJC)
C. American Hospital Association (AHA)
D. American Registry of Radiologic Technologists (ARRT) - Correct
Answer - C. American Hospital Association (AHA)
Which chamber of the heart is responsible for pumping blood to the
lungs?
A. Right atrium
B. Right ventricle
C. Left atrium
D. Left ventricle - Correct Answer - B. Right ventricle
pg. 2
,3|Page
The interspace between the first and second sacral vertebrae (S1/S2) is
located at the level of the:
A. Inferior margin of the rib cage
B. Umbilicus
C. Superior aspect of the iliac crest
D. Anterior superior iliac spine (ASIS) - Correct Answer - D. Anterior
superior iliac spine (ASIS)
What milliampere (mA) station would be used for an exposure with 0.6
seconds and 50 milliampere-seconds (mAs)?
A. 83 mA
B. 30 mA
C. 38 mA
D. 156 mA - Correct Answer - A. 83 mA
Which of the following projections would result in a young female
patient receiving a significantly lower dose to her breast tissue during a
scoliosis x-ray?
A. Anteroposterior (AP)
B. Posteroanterior (PA)
C. Lateral decubitus
D. Recumbent - Correct Answer - B. Posteroanterior (PA)
If the primary beam area is doubled by opening the collimator, patient
dose and exposure to the operator will:
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A. Increase by a factor of 4
B. Increase by a factor of 3
C. Increase by a factor of 2
D. Remain the same - Correct Answer - C. Increase by a factor of 2
When calculating the heat units for a particular exam, in addition to
technical factors used, it may be necessary to consider which of the
following additional factors?
A. Age of the patient
B. Speed of the anode
C. Focal spot size
D. Number of exposures - Correct Answer - D. Number of exposures
Which projection would best demonstrate the intervertebral foramina of
the thoracic vertebrae?
A. Anteroposterior
B. Lateral
C. 45-degree oblique
D. 70-degree oblique - Correct Answer - B. Lateral
Which of these digital radiography systems is able to display the most
diagnostic information?
A. 8-bit system
B. 2-bit system
pg. 4
LMRT Mock Board Exam Newest 2025 Actual Exam Test
Bank| Complete 400 Real Exam Questions and Correct
Detailed Answers (Verified Answers) Already Graded A+|
LMRT Mock Board Exam Prep (Brand New!!)
The main purpose of adding filtration to the x-ray tube is to:
A. Decrease occupational dose
B. Increase spatial resolution
C. Decrease patient dose
D. Increase image contrast - Correct Answer - C. Decrease patient dose
An anteroposterior (AP) chest x-ray was obtained at a 40-inch source-to-
image distance (SID), 3.5 milliampere-seconds (mAs), 110 kilovoltage
peak (kVp), and a 12:1 grid. Which technical factor change would
increase image receptor exposure?
A. Decreased kVp
B. Increased SID
C. Decreased mAs
D. Decreased grid ratio - Correct Answer - D. Decreased grid ratio
Radiation safety standards require that collimators be accurate within
what percentage of the source-to-image distance (SID)?
A. 2%
B. 10%
pg. 1
,2|Page
C. 5%
D. 25% - Correct Answer - A. 2%
The natural curve of the thoracic spine is:
A. Toward the dominant side
B. Kyphotic
C. Lordotic
D. Scoliotic - Correct Answer - B. Kyphotic
A patient has the right to review his or her medical records and access
information to ensure everything is correct and complete under the
document created by which hospital affiliation?
A. American Medical Association (AMA)
B. The Joint Commission (TJC)
C. American Hospital Association (AHA)
D. American Registry of Radiologic Technologists (ARRT) - Correct
Answer - C. American Hospital Association (AHA)
Which chamber of the heart is responsible for pumping blood to the
lungs?
A. Right atrium
B. Right ventricle
C. Left atrium
D. Left ventricle - Correct Answer - B. Right ventricle
pg. 2
,3|Page
The interspace between the first and second sacral vertebrae (S1/S2) is
located at the level of the:
A. Inferior margin of the rib cage
B. Umbilicus
C. Superior aspect of the iliac crest
D. Anterior superior iliac spine (ASIS) - Correct Answer - D. Anterior
superior iliac spine (ASIS)
What milliampere (mA) station would be used for an exposure with 0.6
seconds and 50 milliampere-seconds (mAs)?
A. 83 mA
B. 30 mA
C. 38 mA
D. 156 mA - Correct Answer - A. 83 mA
Which of the following projections would result in a young female
patient receiving a significantly lower dose to her breast tissue during a
scoliosis x-ray?
A. Anteroposterior (AP)
B. Posteroanterior (PA)
C. Lateral decubitus
D. Recumbent - Correct Answer - B. Posteroanterior (PA)
If the primary beam area is doubled by opening the collimator, patient
dose and exposure to the operator will:
pg. 3
, 4|Page
A. Increase by a factor of 4
B. Increase by a factor of 3
C. Increase by a factor of 2
D. Remain the same - Correct Answer - C. Increase by a factor of 2
When calculating the heat units for a particular exam, in addition to
technical factors used, it may be necessary to consider which of the
following additional factors?
A. Age of the patient
B. Speed of the anode
C. Focal spot size
D. Number of exposures - Correct Answer - D. Number of exposures
Which projection would best demonstrate the intervertebral foramina of
the thoracic vertebrae?
A. Anteroposterior
B. Lateral
C. 45-degree oblique
D. 70-degree oblique - Correct Answer - B. Lateral
Which of these digital radiography systems is able to display the most
diagnostic information?
A. 8-bit system
B. 2-bit system
pg. 4
