GXMO PRACTICE TEST QUESTIONS
AND ALL CORRECT ANSWERS 2025-
2026 UPDATED.
X-rays were discovered by... - Answer Roentgen in 1895 in Germany
The Joint Review Committee on Education in Radiologic Technology (JRCERT) is the... - Answer
organization that accredits schools for radiologic technologists
The largest professional organization for radiologic technologists is the... - Answer ASRT
The x-ray room has an area that protects the limited operator from scatter radiation and is
called... - Answer the control booth
Mechanism on the x-ray tube that provides a stop in a specific location - Answer detent
The image that has been exposed on the IR but has not yet been processed is called - Answer
latent image
The absorption of x-rays by matter is called - Answer attenuation
The IR system consists of.. - Answer cassette and phosphor plate
A type of filmless system that produces digital images is called - Answer computed
radiography (CR)
The source of x-rays is - Answer x-ray tube
Unwanted image exposure that is caused by scatter x-rays - Answer radiation fog
Surrounds the x-ray tube and is lined with lead - Answer tube housing
Opening where the x-rays exit the tube - Answer tube port
X-rays exit the tube port via - Answer the tube window
, What is the name of the radiation that exits the patient? - Answer remnant radiation
The x-ray beam that leaves the tube is called - Answer primary radiation
Primary x-ray beams that leave the body and travel in all directions is called - Answer scatter
radiation
When a neutral atom gains or loses an electron, the atom is said to be... - Answer ionized
X-rays consist of what type of energy - Answer electromagnetic energy
X-rays with greater energy have what size wavelengths - Answer shorter
The smallest possible unit of electromagnetic energy is the - Answer photon
The common unit of measure for the potential difference across an x-ray tube is the - Answer
ohm
The purpose of a transformer is to - Answer increase or decrease voltage
When an atom gains or loses an electron it is called an - Answer ion
One of the most important elements in radiography that is used to create x-rays is - Answer
tungsten
Roentgen discovered x-rays while working with a - Answer crookes tube
Free electrons for x-ray production come from the - Answer filament
The creation of the space charge in the x-ray tube produces - Answer thermionic emission
The majority of photons in the x-ray beam are created by which process? - Answer
Bremsstrahlung interactions
More than 99% of the energy of the electron stream is converted to - Answer heat
AND ALL CORRECT ANSWERS 2025-
2026 UPDATED.
X-rays were discovered by... - Answer Roentgen in 1895 in Germany
The Joint Review Committee on Education in Radiologic Technology (JRCERT) is the... - Answer
organization that accredits schools for radiologic technologists
The largest professional organization for radiologic technologists is the... - Answer ASRT
The x-ray room has an area that protects the limited operator from scatter radiation and is
called... - Answer the control booth
Mechanism on the x-ray tube that provides a stop in a specific location - Answer detent
The image that has been exposed on the IR but has not yet been processed is called - Answer
latent image
The absorption of x-rays by matter is called - Answer attenuation
The IR system consists of.. - Answer cassette and phosphor plate
A type of filmless system that produces digital images is called - Answer computed
radiography (CR)
The source of x-rays is - Answer x-ray tube
Unwanted image exposure that is caused by scatter x-rays - Answer radiation fog
Surrounds the x-ray tube and is lined with lead - Answer tube housing
Opening where the x-rays exit the tube - Answer tube port
X-rays exit the tube port via - Answer the tube window
, What is the name of the radiation that exits the patient? - Answer remnant radiation
The x-ray beam that leaves the tube is called - Answer primary radiation
Primary x-ray beams that leave the body and travel in all directions is called - Answer scatter
radiation
When a neutral atom gains or loses an electron, the atom is said to be... - Answer ionized
X-rays consist of what type of energy - Answer electromagnetic energy
X-rays with greater energy have what size wavelengths - Answer shorter
The smallest possible unit of electromagnetic energy is the - Answer photon
The common unit of measure for the potential difference across an x-ray tube is the - Answer
ohm
The purpose of a transformer is to - Answer increase or decrease voltage
When an atom gains or loses an electron it is called an - Answer ion
One of the most important elements in radiography that is used to create x-rays is - Answer
tungsten
Roentgen discovered x-rays while working with a - Answer crookes tube
Free electrons for x-ray production come from the - Answer filament
The creation of the space charge in the x-ray tube produces - Answer thermionic emission
The majority of photons in the x-ray beam are created by which process? - Answer
Bremsstrahlung interactions
More than 99% of the energy of the electron stream is converted to - Answer heat
