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Basic X-Ray Machine operator test(276 questions fully solved & updated)
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Basic X-Ray Machine operator test(276 questions fully solved & updated)
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Basic X-RayMachine
operator
test(276
questions fully
solved &
updated)
Which of the following would be considered a
characteristic of x-rays?
1. have no mass
2. are electrically neutral
3.travel in straight lines - answer 1,2,3
,The oldest and largest radiologic science
professional organization is the: - answer
American Society of Radiologic Technologists
(ASRT)
The organization that sets standards and
prepares examinations necessary to certify
radiologic technologists and limited
operators is the: - answer American Registry
of Radiologic Technologists (ARRT)
The radiation that exits the opposite side of
the patient to expose the image receptor (IR)
is called: - answer Remnat radiation
The term used to describe radiation that is
absorbed by matter is: - answer Attenuation
The "unseen" image that is contained in the
image receptor (IR) before it is processed is
called the: - answer Latent image
The radiation that exits the body in all
directions and causes unwanted exposure on
the image receptor (IR) as well as anyone
,who is in the room is called __________
radiation. - answer Scattered
The radiation that exits the x-ray tube and
travels in-air to the patient is called: - answer
Primary
The boxlike device attached under the tube
housing that allows the limited operator to
vary the size of the radiation field is called
the: - answer Collimator
An invisible line in the center of the x-ray
beam and perpendicular to the long axis of
the x-ray tube is called the: - answer Central
Ray
An exposure time of 0.02 seconds is equal to
how many milliseconds? - answer 20 msec
The number 9 squared is equal to: - answer
81
, The number 4 is the square root of: - answer
16
When 62 kVp is increased by 30%, the result
is approximately: - answer 81
When the fraction 7/8 is converted to a
decimal, the result is: - answer 0.875
When 230% is expressed as a decimal, the
result is: - answer 2.3
A radiographic image is made using 500 mA,
0.1 sec., 80 kVp, and
48-inches SID. The value of the mAs for this
exposure is - answer 50 mAs
X-rays have electromagnetic energy. The
velocity (or speed) of this energy travels at a
speed of: - answer 186,000 miles per second
The smallest possible unit of electromagnetic
energy is the: - answer Photon
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