X-Ray Profession
The X-Ray Room
Taking an X-Ray
X-Ray Safety
Chapter 3 Preview
100
This man discovered x-rays in 1895.
Who is Wilhelm Conrad Roentgen?
100
This usually consists of the cassette and film.
What is the Image Receptor?
100
A line in the center of the x-ray beam and perpendicular to the long axis of the x-ray tube.
What is the Central Ray?
100
The portion of the x-ray room that is protected from scatter radiation and is safe during exposures.
What is the Control Booth?
100
The "." in 2.4 is called this.
What is a decimal point?
200
A specialist who interprets x-rays and performs special imaging procedures.
What is a Radiologist?
200
The boxlike device attached under the tube housing that allows the limited operator to vary the size of the radiation field.
What is the Collimator?
200
A film that has been exposed but has not yet been processed has a pattern of exposure that is called this.
What is the Latent Image?
200
This is the principal source of scatter radiation.
What is the patient?
200
The top number in a fraction.
What is a numerator?
300
X-ray examinations are performed on orders issued by this person.
What is the patient's physician?
300
A mechanism that tends to stop a moving part in a specific location.
What Detent?
300
The absorption of x-rays by matter is called this.
What is Attenuation?
300
This is the principal purpose of doing a “safety check” before making an exposure.
What is prevent accidental exposure of coworkers?
300
MA
What is a milliampere?
400
Computerized x-ray system that provides axial images (slices) on all parts of the body.
What is Computerized Tomography (CT or Cat Scan)?
400
A device to protect the film from being fogged by scatter radiation.
What is a Grid or Bucky?
400
Tissues with greater mass, such as bone, will absorb ______ radiation, as compared with less dense tissues, such as fat.
What is MORE?
400
This exists in the x-ray room throughout the room and only during the exposure.
What is a "radiation hazard"?
400
This means one thousand.
What is kilo?
500
This organization published "The Limited X-Ray Machine Operator Curriculum" to support the education of limited operators on x-ray equipment."
What is the ARRT?
500
Computed radiography (CR) is sometimes called this.
What is a "filmless system"?
500
Computed radiography (CR) eliminates the need for this.
What is a Darkroom?
500
Only these people should stay in the room to hold an uncooperative patient during the exposure.
What is a non-occupationally exposed person (family or friend of the patient or non-xray employee)?
500
MA x Time equals this.
What is MAS (milliampere-seconds)?
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