LRA 222 FINAL EXAM UPDATED QUESTIONS AND ANSWERS
The anode includes the: - CORRECT ANSWER✅✅✅target and induction motor
the cathode includes the: - CORRECT ANSWER✅✅✅Filaments and focusing cup
the motor that turns the anode operates through what? - CORRECT ANSWER✅✅✅mutual induction
with a rotating anode, the focal spot becomes a: - CORRECT ANSWER✅✅✅Track
the focusing cup is able to keep the electrons together because of what? - CORRECT
ANSWER✅✅✅like charges repel
The stator is made up of electromagnets? - CORRECT ANSWER✅✅✅True
prepping the rotor but not making an exposure on a regular basis is related to tube damage or failure?
true or false? - CORRECT ANSWER✅✅✅True
the effective focal spot is smaller than the actual focal spot because the face of the anode is angled?
true or false? - CORRECT ANSWER✅✅✅True
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - CORRECT ANSWER✅✅✅True
The main power switch is found on the what: - CORRECT ANSWER✅✅✅primary circut
the primary side of the high voltage transformer is found on the what? - CORRECT
ANSWER✅✅✅primary circuit
, The timer circuit is found on the: - CORRECT ANSWER✅✅✅primary circuit
the step down transformer is found of the - CORRECT ANSWER✅✅✅filament circuit
the device that adjust the incoming power supplied to the xray to maintain 220 V is the? - CORRECT
ANSWER✅✅✅line compensator
the devices that change alternating to direct current are the what? - CORRECT
ANSWER✅✅✅Rectifiers
the purpose of the filament circuit - CORRECT ANSWER✅✅✅boil off electrons on filament
the primary purpose of the step down transformer is to - CORRECT ANSWER✅✅✅increase
amperage going to filament
to produce xrays a cloud of electrons is neccessary and the cathode must have a strong positive charge?
- CORRECT ANSWER✅✅✅false
the rate of flow of electrons passing through the xray tube during exposure is what? - CORRECT
ANSWER✅✅✅MA & Tube current
AEC controls the ________________ of radiation reaching the image receptor. - CORRECT
ANSWER✅✅✅quantity
the xray tube (not filaments) is found on the what? - CORRECT ANSWER✅✅✅secondary circuit
electromagnetic theory was developed in the the late 1800's by who? - CORRECT
ANSWER✅✅✅maxwell, james
electromagnetic radiation? - CORRECT ANSWER✅✅✅a transfer of energy waves
The anode includes the: - CORRECT ANSWER✅✅✅target and induction motor
the cathode includes the: - CORRECT ANSWER✅✅✅Filaments and focusing cup
the motor that turns the anode operates through what? - CORRECT ANSWER✅✅✅mutual induction
with a rotating anode, the focal spot becomes a: - CORRECT ANSWER✅✅✅Track
the focusing cup is able to keep the electrons together because of what? - CORRECT
ANSWER✅✅✅like charges repel
The stator is made up of electromagnets? - CORRECT ANSWER✅✅✅True
prepping the rotor but not making an exposure on a regular basis is related to tube damage or failure?
true or false? - CORRECT ANSWER✅✅✅True
the effective focal spot is smaller than the actual focal spot because the face of the anode is angled?
true or false? - CORRECT ANSWER✅✅✅True
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - CORRECT ANSWER✅✅✅True
The main power switch is found on the what: - CORRECT ANSWER✅✅✅primary circut
the primary side of the high voltage transformer is found on the what? - CORRECT
ANSWER✅✅✅primary circuit
, The timer circuit is found on the: - CORRECT ANSWER✅✅✅primary circuit
the step down transformer is found of the - CORRECT ANSWER✅✅✅filament circuit
the device that adjust the incoming power supplied to the xray to maintain 220 V is the? - CORRECT
ANSWER✅✅✅line compensator
the devices that change alternating to direct current are the what? - CORRECT
ANSWER✅✅✅Rectifiers
the purpose of the filament circuit - CORRECT ANSWER✅✅✅boil off electrons on filament
the primary purpose of the step down transformer is to - CORRECT ANSWER✅✅✅increase
amperage going to filament
to produce xrays a cloud of electrons is neccessary and the cathode must have a strong positive charge?
- CORRECT ANSWER✅✅✅false
the rate of flow of electrons passing through the xray tube during exposure is what? - CORRECT
ANSWER✅✅✅MA & Tube current
AEC controls the ________________ of radiation reaching the image receptor. - CORRECT
ANSWER✅✅✅quantity
the xray tube (not filaments) is found on the what? - CORRECT ANSWER✅✅✅secondary circuit
electromagnetic theory was developed in the the late 1800's by who? - CORRECT
ANSWER✅✅✅maxwell, james
electromagnetic radiation? - CORRECT ANSWER✅✅✅a transfer of energy waves
