RADT 146 Test 5 with correct answers
•Filtration _______ patient exposure
/ / /
•Collimation ___________ patient exposure
/ / /
•Protective Apparel ______________ patient scatter radiation (not protective
/ / / / / / /
for. Primary beam)
/ / /
•Gonadal Shielding are provided for patients of ________
/ / / / / / /
•Protective Barriers _______ patient exposure
/ / / /
/
•Image Receptor -
/ /
•Film/Screens, Digital - Intensifying screens absorb low level x-ray energy and
/ / / / / / / / / /
convert it to _____ - correct answer ✔decrease
/ / / / / / / /
Decrease
Decreases
Child bearing age
/ /
Decrease
Light energy (decrease exposure)
/ / /
Avoid exposing pregnant women who are still in their ________ - correct
/ / / / / / / / / / /
answer ✔First trimester (3months)
/ / / /
Radiation in air is measured by ___________ - correct answer ✔Air Kerma,
/ / / / / / / / / / /
roentgens, gray(Gya)
/ /
, radiation absorbed dose (rad) - correct answer ✔QUANTITY OF RADIATION OF
/ / / / / / / / / /
ANY TYPE WHICH PRODUCES AN ENERGY TRANSFER OF 100 ERGS/GRAM IN
/ / / / / / / / / / /
ANY ABSORBING MATERIAL.
/ / /
1 RAD = 100 ERG/GM
/ / / /
SI UNIT: GRAY (GYT)
/ / /
ROENTGEN (RADIATION) EQUIVALENT MAN / / /
REM - correct answer ✔Occupational exposure
/ / / / /
Dose equivalent (for the patient)
/ / / /
/
SI unit: Seivert (Sv)
/ / /
Radioactivity - correct answer ✔That quantity of material in which 1
/ / / / / / / / / /
disintegration (of nucleus) every second.
/ / / / /
(Radioactive Decay) /
/
SI unit: Becquerel (Bq)h
/ / /
ALARA means - correct answer ✔As low as reasonably possible
/ / / / / / / / /
Reducing unnecessary patient dose - correct answer ✔Risk vs benefits;
/ / / / / / / / /
unnecessary orders for exams; routine chest and L Spine for pre-employment;
/ / / / / / / / / / /
routine chest for hospital admittance
/ / / / /
Repeat Exams (minimize. Best we can)
/ / / / /
#1 reason for repeat is _________ - correct answer ✔Digital imaging - no repeat
/ / / / / / / / / / / / /
for exposure correction
/ / /
•Filtration _______ patient exposure
/ / /
•Collimation ___________ patient exposure
/ / /
•Protective Apparel ______________ patient scatter radiation (not protective
/ / / / / / /
for. Primary beam)
/ / /
•Gonadal Shielding are provided for patients of ________
/ / / / / / /
•Protective Barriers _______ patient exposure
/ / / /
/
•Image Receptor -
/ /
•Film/Screens, Digital - Intensifying screens absorb low level x-ray energy and
/ / / / / / / / / /
convert it to _____ - correct answer ✔decrease
/ / / / / / / /
Decrease
Decreases
Child bearing age
/ /
Decrease
Light energy (decrease exposure)
/ / /
Avoid exposing pregnant women who are still in their ________ - correct
/ / / / / / / / / / /
answer ✔First trimester (3months)
/ / / /
Radiation in air is measured by ___________ - correct answer ✔Air Kerma,
/ / / / / / / / / / /
roentgens, gray(Gya)
/ /
, radiation absorbed dose (rad) - correct answer ✔QUANTITY OF RADIATION OF
/ / / / / / / / / /
ANY TYPE WHICH PRODUCES AN ENERGY TRANSFER OF 100 ERGS/GRAM IN
/ / / / / / / / / / /
ANY ABSORBING MATERIAL.
/ / /
1 RAD = 100 ERG/GM
/ / / /
SI UNIT: GRAY (GYT)
/ / /
ROENTGEN (RADIATION) EQUIVALENT MAN / / /
REM - correct answer ✔Occupational exposure
/ / / / /
Dose equivalent (for the patient)
/ / / /
/
SI unit: Seivert (Sv)
/ / /
Radioactivity - correct answer ✔That quantity of material in which 1
/ / / / / / / / / /
disintegration (of nucleus) every second.
/ / / / /
(Radioactive Decay) /
/
SI unit: Becquerel (Bq)h
/ / /
ALARA means - correct answer ✔As low as reasonably possible
/ / / / / / / / /
Reducing unnecessary patient dose - correct answer ✔Risk vs benefits;
/ / / / / / / / /
unnecessary orders for exams; routine chest and L Spine for pre-employment;
/ / / / / / / / / / /
routine chest for hospital admittance
/ / / / /
Repeat Exams (minimize. Best we can)
/ / / / /
#1 reason for repeat is _________ - correct answer ✔Digital imaging - no repeat
/ / / / / / / / / / / / /
for exposure correction
/ / /
