LRA 222 FINAL EXAM NEWEST 2024-2025 ACTUAL EXAM NEWEST 250 QUESTIONS AND CORRECT
DETAILED ANSWERS
The anode includes the: - (answer) target and induction motor
the cathode includes the: - (answer) Filaments and focusing cup
the motor that turns the anode operates through what? - (answer) mutual induction
with a rotating anode, the focal spot becomes a: - (answer) Track
the focusing cup is able to keep the electrons together because of what? - (answer) like charges repel
The stator is made up of electromagnets? - (answer) True
prepping the rotor but not making an exposure on a regular basis is related to tube damage or failure?
true or false? - (answer) True
the effective focal spot is smaller than the actual focal spot because the face of the anode is angled? true
or false? - (answer) True
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - (answer) True
The main power switch is found on the what: - (answer) primary circut
the primary side of the high voltage transformer is found on the what? - (answer) primary circuit
The timer circuit is found on the: - (answer) primary circuit
, LRA 222 FINAL EXAM NEWEST 2024-2025 ACTUAL EXAM NEWEST 250 QUESTIONS AND CORRECT
DETAILED ANSWERS
the step down transformer is found of the - (answer) filament circuit
the device that adjust the incoming power supplied to the xray to maintain 220 V is the? - (answer) line
compensator
the devices that change alternating to direct current are the what? - (answer) Rectifiers
the purpose of the filament circuit - (answer) boil off electrons on filament
the primary purpose of the step down transformer is to - (answer) increase amperage going to filament
to produce xrays a cloud of electrons is neccessary and the cathode must have a strong positive charge?
- (answer) false
the rate of flow of electrons passing through the xray tube during exposure is what? - (answer) MA &
Tube current
AEC controls the ________________ of radiation reaching the image receptor. - (answer) quantity
the xray tube (not filaments) is found on the what? - (answer) secondary circuit
electromagnetic theory was developed in the the late 1800's by who? - (answer) maxwell, james
electromagnetic radiation? - (answer) a transfer of energy waves
what are the primary exposure techniques - (answer) MA & TIME
what are the effects of mAs on a digital image in regards to brightness - (answer) no effect
DETAILED ANSWERS
The anode includes the: - (answer) target and induction motor
the cathode includes the: - (answer) Filaments and focusing cup
the motor that turns the anode operates through what? - (answer) mutual induction
with a rotating anode, the focal spot becomes a: - (answer) Track
the focusing cup is able to keep the electrons together because of what? - (answer) like charges repel
The stator is made up of electromagnets? - (answer) True
prepping the rotor but not making an exposure on a regular basis is related to tube damage or failure?
true or false? - (answer) True
the effective focal spot is smaller than the actual focal spot because the face of the anode is angled? true
or false? - (answer) True
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - (answer) True
The main power switch is found on the what: - (answer) primary circut
the primary side of the high voltage transformer is found on the what? - (answer) primary circuit
The timer circuit is found on the: - (answer) primary circuit
, LRA 222 FINAL EXAM NEWEST 2024-2025 ACTUAL EXAM NEWEST 250 QUESTIONS AND CORRECT
DETAILED ANSWERS
the step down transformer is found of the - (answer) filament circuit
the device that adjust the incoming power supplied to the xray to maintain 220 V is the? - (answer) line
compensator
the devices that change alternating to direct current are the what? - (answer) Rectifiers
the purpose of the filament circuit - (answer) boil off electrons on filament
the primary purpose of the step down transformer is to - (answer) increase amperage going to filament
to produce xrays a cloud of electrons is neccessary and the cathode must have a strong positive charge?
- (answer) false
the rate of flow of electrons passing through the xray tube during exposure is what? - (answer) MA &
Tube current
AEC controls the ________________ of radiation reaching the image receptor. - (answer) quantity
the xray tube (not filaments) is found on the what? - (answer) secondary circuit
electromagnetic theory was developed in the the late 1800's by who? - (answer) maxwell, james
electromagnetic radiation? - (answer) a transfer of energy waves
what are the primary exposure techniques - (answer) MA & TIME
what are the effects of mAs on a digital image in regards to brightness - (answer) no effect
