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GXMO PRACTICE TEST (LATEST) QUESTIONS WITH ALL CORRECT ANSWERS!!.
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GXMO PRACTICE TEST (LATEST) QUESTIONS WITH ALL CORRECT ANSWERS!!.
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GXMO PRACTICE TEST (LATEST) QUESTIONS WITH ALL CORRECT ANSWERS!!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
The high speed rotation of the anode enables Answer- greater dissipation of heat from technical factors
The anode heel effect is a phenomenon of x-ray that results in Answer- uneven distribution of radiation, more towards cathode
The penetrating power of the x-ray beam is controlled by varying the Answer- kVp
The rate of current flow across the x-ray tube is measured by Answer- mA
The unit used to indicate the total quantity of x-ray exposure is Answer- mAs
The device for removing long-wavelength radiation from the primary beam is the Answer- filter
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