CHAPTER 1: ROLE OF THE LIMITED X-
RAY MACHINE OPERATOR (LMRT)
EXAM 2025 QUESTIONS AND ANSWERS
American Registry of Radiologic Technologists (ARRT) - ANS Formed in 1922 to establish
standards and examinations necessary to certify radiologic technologists.
American Society of Radiologic Technologists (ASRT) - ANS Found in Chicago in 1920; the
world's oldest and largest radiologic science professional organization.
Joint Review Committee on Education in Radiologic Technology (JRCERT) - ANS The national
organization that formally conducts the accreditation of schools of radiologic technology;
formed in 1969 and accredits about 625 radiography programs in the US.
back office - ANS The area where patients are examined and treated; the limited operator is
a "back office employee".
front office - ANS A public area and includes the reception desk, the patient waiting area,
and the desks or offices of those who deal with medical records, billing, and insurance claims.
limited operator - ANS A general term applied to a person who receives training to perform a
limited number of x-ray examinations.
limited radiography - ANS Practiced primarily in clinics and physicians' offices; also know as
practical radiography; does not usually involve the use of contrast media or operation of
complex radiographic equipment.
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, limited x-ray machine operator (LXMO) - ANS A formal term given to a limited operator.
medical assistant - ANS Limited operators are often trained to be this; they perform a variety
of office procedures that do not involve imaging and assisting the physician with treatments
and patient care procedures.
radiograph - ANS "X-ray pictures."
radiographer - ANS A radiologic technologist who has written and passed the certification
examination in radiography given by the ARRT.
radiologist - ANS A physician specialist who interprets radiographic images and performs
special imaging procedures.
registered technologist (radiography); RT(R) - ANS Radiologic technologists certified by ARRT
use this after their names.
radiologist assistant (RA) - ANS Radiographers who obtain additional schooling and perform
limited duties that a radiologist typically carries out.
ARRT certification - ANS Requires at least 2 years of education in an accredited program that
includes comprehensive academic course work in the sciences.
Wilhelm Conrad Roentgen - ANS Discovered x-rays on November 8, 1895 at the University of
Wurzburg in Germany.
Roentgen's wife's hand - ANS The first x-ray image made using a 15-minute exposure.
2 Copyright ©2025 SIRJOEL ALL RIGHTS RESERVED
RAY MACHINE OPERATOR (LMRT)
EXAM 2025 QUESTIONS AND ANSWERS
American Registry of Radiologic Technologists (ARRT) - ANS Formed in 1922 to establish
standards and examinations necessary to certify radiologic technologists.
American Society of Radiologic Technologists (ASRT) - ANS Found in Chicago in 1920; the
world's oldest and largest radiologic science professional organization.
Joint Review Committee on Education in Radiologic Technology (JRCERT) - ANS The national
organization that formally conducts the accreditation of schools of radiologic technology;
formed in 1969 and accredits about 625 radiography programs in the US.
back office - ANS The area where patients are examined and treated; the limited operator is
a "back office employee".
front office - ANS A public area and includes the reception desk, the patient waiting area,
and the desks or offices of those who deal with medical records, billing, and insurance claims.
limited operator - ANS A general term applied to a person who receives training to perform a
limited number of x-ray examinations.
limited radiography - ANS Practiced primarily in clinics and physicians' offices; also know as
practical radiography; does not usually involve the use of contrast media or operation of
complex radiographic equipment.
1 Copyright ©2025 SIRJOEL ALL RIGHTS RESERVED
, limited x-ray machine operator (LXMO) - ANS A formal term given to a limited operator.
medical assistant - ANS Limited operators are often trained to be this; they perform a variety
of office procedures that do not involve imaging and assisting the physician with treatments
and patient care procedures.
radiograph - ANS "X-ray pictures."
radiographer - ANS A radiologic technologist who has written and passed the certification
examination in radiography given by the ARRT.
radiologist - ANS A physician specialist who interprets radiographic images and performs
special imaging procedures.
registered technologist (radiography); RT(R) - ANS Radiologic technologists certified by ARRT
use this after their names.
radiologist assistant (RA) - ANS Radiographers who obtain additional schooling and perform
limited duties that a radiologist typically carries out.
ARRT certification - ANS Requires at least 2 years of education in an accredited program that
includes comprehensive academic course work in the sciences.
Wilhelm Conrad Roentgen - ANS Discovered x-rays on November 8, 1895 at the University of
Wurzburg in Germany.
Roentgen's wife's hand - ANS The first x-ray image made using a 15-minute exposure.
2 Copyright ©2025 SIRJOEL ALL RIGHTS RESERVED
