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
Federalc lawc onc radiationc protectionc requiresc whichc twoc ofc thec following?c (Selectctwo)
I.c Signagec forc radiationc areas
II.c Maintainingc personnelc dosec records
III.c Publicationc ofc personnelc dosec records
IV.c Dosimetersc forc allc employeesc exposedc toc radiationc -c CORRECTc ANSWERc -Ic andc II
Becausecofcthec bindingc energyc ofc ac K-
shellc tungstenc atom,c thec minimumc electronc energyc necessaryc toc createc ac characteristicc photonc is:
A.c80c kiloelectronc voltsc (keV)
B.c 73ckiloelectronc voltsc (keV)
C.c 69.5c kiloelectroncvoltsc (keV)
D.c 55c kiloectroncvoltsc (keV)c -c CORRECTc ANSWERc -C.c69.5c kiloelectronc voltsc (keV)
Wallsc thatc arec consideredc toc bec secondaryc barriersc shouldc be:
A.c 0.25c mmcofc leadc thicknessc andc bec 1.5c metersc (5c feet)c tall
B.c 0.4c mmcofc leadc thicknessc andc bec 1.5c metersc (5c feet)c tall
C.c 0.8c mmcofc leadc thicknessc andc bec 2.1c metersc (7c feet)c tall
D.c 1.6c mmcofc leadcthicknessc andc bec 2.1c metersc (7c feet)c tallc -
c CORRECTc ANSWERc -
C.c 0.8c mmcofc leadc thicknessc andc bec 2.1c metersc (7c feet)c tall
Thec Heimlichc maneuverc (abdominalc thrust)c isc usedc forc someonec who:
,c
A.c Hasc dyspneac whilec lyingc supine
B.c Isc choking
C.c Isc inc cardiacc arrest
D.c Hasc ac nosebleedc -c CORRECTc ANSWERc -B.c Isc choking
Expectantc motherscwhoc arec technologistsc shouldc wearc ac fetalc dosimeterc atc whatc location?
A.c Atc thec collar
B.c Atc thec thyroid
C.c Atc thec waist
D.c Outsidec thec apronc -c CORRECTc ANSWERc -C.c Atc thec waist
Diabetesc mellitusc isc acmetabolicc diseasec resultingc fromc ac chronicc disordercof:
A.c Fatc metabolism
B.c Bilec production
C.c Reninc production
D.c Bloodc glucosec metabolismc -c CORRECTc ANSWERc -D.c Bloodc glucosec metabolism
Ifc thec generatorc youcarec usingc hasc 1000c milliamperec (mA)c capacityc andc yourc techniquec isc 20cmilliamp
e
re-secondsc (mAs)c atc 74c kilovoltagec peakc (kVp),c whatc isc thec shortestc exposurec timec possible?
A.c 0.02c seconds
B.c 0.2c seconds
C.c 50cseconds
D.c 5.0c secondsc -cCORRECTc ANSWERc -A.c 0.02c seconds
Thec mainc purposecofc addingc filtrationc toc thec x-rayc tubec isc 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
Federalc lawc onc radiationc protectionc requiresc whichc twoc ofc thec following?c (Selectctwo)
I.c Signagec forc radiationc areas
II.c Maintainingc personnelc dosec records
III.c Publicationc ofc personnelc dosec records
IV.c Dosimetersc forc allc employeesc exposedc toc radiationc -c CORRECTc ANSWERc -Ic andc II
Becausecofcthec bindingc energyc ofc ac K-
shellc tungstenc atom,c thec minimumc electronc energyc necessaryc toc createc ac characteristicc photonc is:
A.c80c kiloelectronc voltsc (keV)
B.c 73ckiloelectronc voltsc (keV)
C.c 69.5c kiloelectroncvoltsc (keV)
D.c 55c kiloectroncvoltsc (keV)c -c CORRECTc ANSWERc -C.c69.5c kiloelectronc voltsc (keV)
Wallsc thatc arec consideredc toc bec secondaryc barriersc shouldc be:
A.c 0.25c mmcofc leadc thicknessc andc bec 1.5c metersc (5c feet)c tall
B.c 0.4c mmcofc leadc thicknessc andc bec 1.5c metersc (5c feet)c tall
C.c 0.8c mmcofc leadc thicknessc andc bec 2.1c metersc (7c feet)c tall
D.c 1.6c mmcofc leadcthicknessc andc bec 2.1c metersc (7c feet)c tallc -
c CORRECTc ANSWERc -
C.c 0.8c mmcofc leadc thicknessc andc bec 2.1c metersc (7c feet)c tall
Thec Heimlichc maneuverc (abdominalc thrust)c isc usedc forc someonec who:
,c
A.c Hasc dyspneac whilec lyingc supine
B.c Isc choking
C.c Isc inc cardiacc arrest
D.c Hasc ac nosebleedc -c CORRECTc ANSWERc -B.c Isc choking
Expectantc motherscwhoc arec technologistsc shouldc wearc ac fetalc dosimeterc atc whatc location?
A.c Atc thec collar
B.c Atc thec thyroid
C.c Atc thec waist
D.c Outsidec thec apronc -c CORRECTc ANSWERc -C.c Atc thec waist
Diabetesc mellitusc isc acmetabolicc diseasec resultingc fromc ac chronicc disordercof:
A.c Fatc metabolism
B.c Bilec production
C.c Reninc production
D.c Bloodc glucosec metabolismc -c CORRECTc ANSWERc -D.c Bloodc glucosec metabolism
Ifc thec generatorc youcarec usingc hasc 1000c milliamperec (mA)c capacityc andc yourc techniquec isc 20cmilliamp
e
re-secondsc (mAs)c atc 74c kilovoltagec peakc (kVp),c whatc isc thec shortestc exposurec timec possible?
A.c 0.02c seconds
B.c 0.2c seconds
C.c 50cseconds
D.c 5.0c secondsc -cCORRECTc ANSWERc -A.c 0.02c seconds
Thec mainc purposecofc addingc filtrationc toc thec x-rayc tubec isc to:
