2026 LMRT MOCK BOARD EXAM PREP
QUESTIONS WITH VERIFIED ANSWERS
Stress images of the ankle may be ordered to evaluate what pathologic condition?
A. Inversion/eversion injury
B. Jones fracture
C. Lisfranc injury
D. Osteoarthritis - CORRECT ANSWER -A. Inversion/eversion injury
Increasing diagnostic filtration from 2.5 mm to 3.5 mm will have what effect on x-ray beam intensity?
A. Increase in x-ray beam intensity
B. Decrease in x-ray beam intensity
C. No change in x-ray beam intensity - CORRECT ANSWER -B. Decrease in x-ray beam intensity
Which two of the following structures are associated with the calcaneus? (Select two)
I. Tuberosity
II. Adductor Tubercle
III. Sustentaculum tali
IV. Trochlea
V. Anterior Crest - CORRECT ANSWER -I and III
What is the minimum requirement for the evaluation of holes and cracks of shielding accessories?
A. Annually
B. Bi-annually
C. Semi-annually
,D. Monthly - CORRECT ANSWER -A. Annually
When performing an AP projection of the femur, what is the purpose of internal rotation of the leg?
A. To compensate for anteversion of the proximal femur
B. It is more comfortable for the patient
C. To place the patella in the center of the distal femur
D. To better demonstrate the intercondylar fossa - CORRECT ANSWER -
A. To compensate for anteversion of the proximal femur
Which of the listed x-ray generator types has the least amount of voltage ripple?
A. Three-phase, twelve pulse
B. Single-phase, half-wave
C. Single-phase, full-wave
D. Three-phase, six-pulse - CORRECT ANSWER -A. Three-phase, twelve pulse
An x-ray of the sternum uses a 72-inch source-to-image distance (SID) and a 10-inch by 12-
inch image receptor. If the image of the sternum measures 9 cm and the actual sternum measures 6 c
m, what is the magnification factor?
A. 54
B. 1.5
C. 8
D. 0.67 - CORRECT ANSWER -B. 1.5
A Picture Archiving and Communication System (PACS) network is used to connect which three of the f
ollowing? (Select three)
I. Radiologist reading station
,II. Imaging Equipment
III. PACS servers
IV. Electronic Medical Record (EMR) - CORRECT ANSWER -I, II and III
Federalz lawz onzradiationz protectionz requiresz whichz twoz ofzthezfollowing?z (Selectztwo)
I.z Signagez forz radiationz areas
II.z Maintainingz personnelz dosez records
III.z Publicationz ofzpersonnelz dosezrecords
IV.z Dosimetersz forz allz employeesz exposedz toz radiationz -z CORRECTz ANSWERz -Iz andz II
Becausezofzthez bindingz energyz ofzazK-
shellz tungstenz atom,z thez minimumz electronz energyz necessaryz toz createz azcharacteristicz photonz is:
A.z80z kiloelectronzvoltsz (keV)
B.z 73zkiloelectronz voltsz (keV)
C.z 69.5z kiloelectronzvoltsz (keV)
D.z 55zkiloectronzvoltsz (keV)z -z CORRECTz ANSWERz -C.z69.5z kiloelectronz voltsz(keV)
Wallsz thatz arez consideredz toz bez secondaryz barriersz shouldz be:
A.z0.25z mmzofzleadzthicknessz andz bez 1.5zmetersz (5z feet)z tall
B.z 0.4z mmzofzleadz thicknessz andz bez 1.5z metersz (5zfeet)z tall
C.z 0.8z mmzofzleadz thicknessz andz bez 2.1z metersz (7zfeet)z tall
D.z 1.6z mmzofzleadzthicknessz andz bez 2.1z metersz (7zfeet)z tallz -
z CORRECTz ANSWERz -
C.z 0.8z mmzofzleadz thicknessz andz bez 2.1z metersz (7zfeet)z tall
Thez Heimlichz maneuverz (abdominalz thrust)z iszusedz forz someonezwho:
,z
A.zHasz dyspneazwhilezlyingzsupine
B.z Isz choking
C.z Isz inz cardiacz arrest
D.z Hasz az nosebleedz -z CORRECTz ANSWERz -B.z Iszchoking
Expectantzmotherszwhoz arez technologistsz shouldz wearz az fetalz dosimeterz atz whatz location?
A.zAtz thez collar
B.z Atz thez thyroid
C.z Atz thez waist
D.z Outsidez thezapronz -z CORRECTz ANSWERz -C.z Atz thezwaist
Diabetesz mellitusz isz azmetabolicz diseasez resultingzfromz az chronicz disorderzof:
A.zFatz metabolism
B.z Bilez production
C.z Reninz production
D.z Bloodz glucosez metabolismz -z CORRECTz ANSWERz -D.z Bloodzglucosez metabolism
Ifz thezgeneratorz youzarez usingz hasz 1000zmilliamperez (mA)z capacityz andz yourz techniquez isz 20zmilliamp
e
re-secondsz (mAs)z atz 74z kilovoltagez peakz (kVp),z whatzisz thez shortestz exposureztimez possible?
A.z0.02z seconds
B.z 0.2zseconds
C.z 50zseconds
D.z 5.0z secondsz -zCORRECTz ANSWERz -A.z0.02z seconds
Thez mainz purposezofzaddingz filtrationz toz thez x-rayz tubez isz to:
QUESTIONS WITH VERIFIED ANSWERS
Stress images of the ankle may be ordered to evaluate what pathologic condition?
A. Inversion/eversion injury
B. Jones fracture
C. Lisfranc injury
D. Osteoarthritis - CORRECT ANSWER -A. Inversion/eversion injury
Increasing diagnostic filtration from 2.5 mm to 3.5 mm will have what effect on x-ray beam intensity?
A. Increase in x-ray beam intensity
B. Decrease in x-ray beam intensity
C. No change in x-ray beam intensity - CORRECT ANSWER -B. Decrease in x-ray beam intensity
Which two of the following structures are associated with the calcaneus? (Select two)
I. Tuberosity
II. Adductor Tubercle
III. Sustentaculum tali
IV. Trochlea
V. Anterior Crest - CORRECT ANSWER -I and III
What is the minimum requirement for the evaluation of holes and cracks of shielding accessories?
A. Annually
B. Bi-annually
C. Semi-annually
,D. Monthly - CORRECT ANSWER -A. Annually
When performing an AP projection of the femur, what is the purpose of internal rotation of the leg?
A. To compensate for anteversion of the proximal femur
B. It is more comfortable for the patient
C. To place the patella in the center of the distal femur
D. To better demonstrate the intercondylar fossa - CORRECT ANSWER -
A. To compensate for anteversion of the proximal femur
Which of the listed x-ray generator types has the least amount of voltage ripple?
A. Three-phase, twelve pulse
B. Single-phase, half-wave
C. Single-phase, full-wave
D. Three-phase, six-pulse - CORRECT ANSWER -A. Three-phase, twelve pulse
An x-ray of the sternum uses a 72-inch source-to-image distance (SID) and a 10-inch by 12-
inch image receptor. If the image of the sternum measures 9 cm and the actual sternum measures 6 c
m, what is the magnification factor?
A. 54
B. 1.5
C. 8
D. 0.67 - CORRECT ANSWER -B. 1.5
A Picture Archiving and Communication System (PACS) network is used to connect which three of the f
ollowing? (Select three)
I. Radiologist reading station
,II. Imaging Equipment
III. PACS servers
IV. Electronic Medical Record (EMR) - CORRECT ANSWER -I, II and III
Federalz lawz onzradiationz protectionz requiresz whichz twoz ofzthezfollowing?z (Selectztwo)
I.z Signagez forz radiationz areas
II.z Maintainingz personnelz dosez records
III.z Publicationz ofzpersonnelz dosezrecords
IV.z Dosimetersz forz allz employeesz exposedz toz radiationz -z CORRECTz ANSWERz -Iz andz II
Becausezofzthez bindingz energyz ofzazK-
shellz tungstenz atom,z thez minimumz electronz energyz necessaryz toz createz azcharacteristicz photonz is:
A.z80z kiloelectronzvoltsz (keV)
B.z 73zkiloelectronz voltsz (keV)
C.z 69.5z kiloelectronzvoltsz (keV)
D.z 55zkiloectronzvoltsz (keV)z -z CORRECTz ANSWERz -C.z69.5z kiloelectronz voltsz(keV)
Wallsz thatz arez consideredz toz bez secondaryz barriersz shouldz be:
A.z0.25z mmzofzleadzthicknessz andz bez 1.5zmetersz (5z feet)z tall
B.z 0.4z mmzofzleadz thicknessz andz bez 1.5z metersz (5zfeet)z tall
C.z 0.8z mmzofzleadz thicknessz andz bez 2.1z metersz (7zfeet)z tall
D.z 1.6z mmzofzleadzthicknessz andz bez 2.1z metersz (7zfeet)z tallz -
z CORRECTz ANSWERz -
C.z 0.8z mmzofzleadz thicknessz andz bez 2.1z metersz (7zfeet)z tall
Thez Heimlichz maneuverz (abdominalz thrust)z iszusedz forz someonezwho:
,z
A.zHasz dyspneazwhilezlyingzsupine
B.z Isz choking
C.z Isz inz cardiacz arrest
D.z Hasz az nosebleedz -z CORRECTz ANSWERz -B.z Iszchoking
Expectantzmotherszwhoz arez technologistsz shouldz wearz az fetalz dosimeterz atz whatz location?
A.zAtz thez collar
B.z Atz thez thyroid
C.z Atz thez waist
D.z Outsidez thezapronz -z CORRECTz ANSWERz -C.z Atz thezwaist
Diabetesz mellitusz isz azmetabolicz diseasez resultingzfromz az chronicz disorderzof:
A.zFatz metabolism
B.z Bilez production
C.z Reninz production
D.z Bloodz glucosez metabolismz -z CORRECTz ANSWERz -D.z Bloodzglucosez metabolism
Ifz thezgeneratorz youzarez usingz hasz 1000zmilliamperez (mA)z capacityz andz yourz techniquez isz 20zmilliamp
e
re-secondsz (mAs)z atz 74z kilovoltagez peakz (kVp),z whatzisz thez shortestz exposureztimez possible?
A.z0.02z seconds
B.z 0.2zseconds
C.z 50zseconds
D.z 5.0z secondsz -zCORRECTz ANSWERz -A.z0.02z seconds
Thez mainz purposezofzaddingz filtrationz toz thez x-rayz tubez isz to:
