LRA 110 Final Exam Questions and Answers with Verified Solutions
| Latest 2026 Update
Q: November 8, 1895 by Wilhelm Conrad Roentgen
Answer:
x rays were discovered ?
Q: His wife's hand
Answer:
the first radiograph produced by Dr. Roentgen was of
Q: acute radiodermatitis
Answer:
radiation burn resulting from excessive exposure to xrays common among early
patients and operators of xray equipment
a delayed reaction to excesssive xray exposure
Q: power
Answer:
Watt is the unit of measure of potential energy - energy in a stored state is
Q: kinetic energy
Answer:
energy being expended? potential energy or kinetic energy
Q: roentgen
Answer:
the standard radiologic unit that quantifies radiation intensity is the
Q: rad
Answer:
the standard radiologic unit the quantifies the biological effect of radiation on
humans and animals is the
Q: rem
, Answer:
the standard radiologic unit that quantifies occupational exposure or dose
equivalent is the gray - the is the SI unit equivalent to the rad
Q: 0 0 Sivert
Answer:
the is the SI unit equivalent to the rem
Q: sivert
Answer:
the SI radiologic unit that addresses the different biological effects of different
types of ionizing radiation is the
Q: anode
Answer:
the positive electrode of the xray tube is the cathode - the negative electrode of the
xray tube is the
Q: collimator
Answer:
the device that restricts the xray beam to the area of interest is the collimator -
lead shutters are part of the
Q: bucky assembly
Answer:
the device that is located just under the xray table and holds the image receptor in
place is the
Q: wall unit
Answer:
upright radiographic examinations can easily be done with a
Q: control panel
Answer:
the electricity applied to the tube during xray production is controlled at the
Q: ALARA (as low as reasonably achievable)
| Latest 2026 Update
Q: November 8, 1895 by Wilhelm Conrad Roentgen
Answer:
x rays were discovered ?
Q: His wife's hand
Answer:
the first radiograph produced by Dr. Roentgen was of
Q: acute radiodermatitis
Answer:
radiation burn resulting from excessive exposure to xrays common among early
patients and operators of xray equipment
a delayed reaction to excesssive xray exposure
Q: power
Answer:
Watt is the unit of measure of potential energy - energy in a stored state is
Q: kinetic energy
Answer:
energy being expended? potential energy or kinetic energy
Q: roentgen
Answer:
the standard radiologic unit that quantifies radiation intensity is the
Q: rad
Answer:
the standard radiologic unit the quantifies the biological effect of radiation on
humans and animals is the
Q: rem
, Answer:
the standard radiologic unit that quantifies occupational exposure or dose
equivalent is the gray - the is the SI unit equivalent to the rad
Q: 0 0 Sivert
Answer:
the is the SI unit equivalent to the rem
Q: sivert
Answer:
the SI radiologic unit that addresses the different biological effects of different
types of ionizing radiation is the
Q: anode
Answer:
the positive electrode of the xray tube is the cathode - the negative electrode of the
xray tube is the
Q: collimator
Answer:
the device that restricts the xray beam to the area of interest is the collimator -
lead shutters are part of the
Q: bucky assembly
Answer:
the device that is located just under the xray table and holds the image receptor in
place is the
Q: wall unit
Answer:
upright radiographic examinations can easily be done with a
Q: control panel
Answer:
the electricity applied to the tube during xray production is controlled at the
Q: ALARA (as low as reasonably achievable)
