TCDHA Rad Theory Final Exam | | | | |
with verified detailed answers | | |
First invented Xrays - Correct answer ✔Wilhelm Conrad Roetgen 1895
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Classifications of ionizing radiation - Correct answer ✔electromagnetic,
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particulate
electromagnetic radiation - Correct answer ✔man made or occurs naturally,
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possesses no mass | |
Particulate radiation - Correct answer ✔tiny particles of matter that possess
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mass and travel in straight lines and at high speeds
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Tube head is immersed in - Correct answer ✔oil, to provide electrical insulation
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and dispense of heat
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Cathode - Correct answer ✔negative charge terminal made of tungsten
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anode - Correct answer ✔postive charge terminal made of copper
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Cones - Correct answer ✔8 or 16 inches
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, Collimator - Correct answer ✔Lead disk to restrict the size of the beam
| | | | | | | | | | | |
High mA produces - Correct answer ✔lighter image
| | | | | | |
Low kVp produces - Correct answer ✔High contrast
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transformers - Correct answer ✔A device that increases or decreases the voltage
| | | | | | | | | | |
of an electrical current
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Compton scattering - Correct answer ✔62 percent
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Roentgen does not have a _____________ - Correct answer ✔SI equivalent
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Paralelling technique advantages - Correct answer ✔accurate, simple,
| | | | | | | |
standardized
paralelling technique disadvantages - Correct answer ✔film placement,
| | | | | | | |
discomfort
increased target receptor distance - Correct answer ✔avoids magnification
| | | | | | | |
central ray is _____degrees to receptor - Correct answer ✔90
| | | | | | | | |
with verified detailed answers | | |
First invented Xrays - Correct answer ✔Wilhelm Conrad Roetgen 1895
| | | | | | | | |
Classifications of ionizing radiation - Correct answer ✔electromagnetic,
| | | | | | | |
particulate
electromagnetic radiation - Correct answer ✔man made or occurs naturally,
| | | | | | | | | |
possesses no mass | |
Particulate radiation - Correct answer ✔tiny particles of matter that possess
| | | | | | | | | | |
mass and travel in straight lines and at high speeds
| | | | | | | | |
Tube head is immersed in - Correct answer ✔oil, to provide electrical insulation
| | | | | | | | | | | |
and dispense of heat
| | | |
Cathode - Correct answer ✔negative charge terminal made of tungsten
| | | | | | | | |
anode - Correct answer ✔postive charge terminal made of copper
| | | | | | | | |
Cones - Correct answer ✔8 or 16 inches
| | | | | | |
, Collimator - Correct answer ✔Lead disk to restrict the size of the beam
| | | | | | | | | | | |
High mA produces - Correct answer ✔lighter image
| | | | | | |
Low kVp produces - Correct answer ✔High contrast
| | | | | | |
transformers - Correct answer ✔A device that increases or decreases the voltage
| | | | | | | | | | |
of an electrical current
| | | |
Compton scattering - Correct answer ✔62 percent
| | | | | |
Roentgen does not have a _____________ - Correct answer ✔SI equivalent
| | | | | | | | | |
Paralelling technique advantages - Correct answer ✔accurate, simple,
| | | | | | | |
standardized
paralelling technique disadvantages - Correct answer ✔film placement,
| | | | | | | |
discomfort
increased target receptor distance - Correct answer ✔avoids magnification
| | | | | | | |
central ray is _____degrees to receptor - Correct answer ✔90
| | | | | | | | |
