Latest Updated (2025)
For adults who work with radiation, the annual dose limit for the lens of the eye is: A.
5
rems B. 15
rems
C. 50 rems
D. 500 rems Correct Ans - B. 15 rems
For minors who work with radiation, the annual dose limit is: A. 10% of
adult dose limits
B. 50% of adult dose limits C.
75% of adult dose limits
,D. 150% of adult dose limits Correct Ans - A.
10% of adult dose limits
The dose limit for a fetus is:
A. 0.5 rem during the entire pregnancy B. 0.5
rem per month
C. 5 rem during the entire pregnancy
D. 5 rem per monthCorrect Ans- A. 0.5 rem during the entire
pregnancy
The linear-no-threshold model assumes that the stochastic effects of radiation: A.
Are inversely proportional to the dose B.
Are directly proportional to the dose
C. Occur only after a certain level of cumulative exposure D. Increase
exponentially as exposure increases
Correct Ans -
B. Are directly
proportional to the dose
All of the statements about the proper use of dosimeters (badges) in the workplace are
TRUE except for:
A.When one dosimeter is used, all personnel should wear it
at the same place on the body
,B.Badges should be exchanged for assessment and replaced at pre-
determined intervals
C.Badges should not be taken home at the end of the
D.The best place to leave a badge when not in use is on an apron D.
The best place to leave a badge when not in use is on an apron
Badges worn by pregnant personnel should be worn at waist level and read every:
Week B.
Month
C. Three months
D. Six months Correct Ans - B. Month
, Using mechanical friction when prepping will NOT aid in
A.Removal of resident bacteria
B.Removal of dirt and oil
C.The effectiveness of antimicrobials
D.Removal of transient bacteria Correct Ans
- A. Removal of resident
bacteria
Reduction in resident bacteria is aided by:
A. Use of a degreaser B.
Use of antimicrobials
C. Prepping clean to dirty
D. Mechanical friction Correct Ans - B. Use of antimicrobials
Prolonged contact of skin antisepsis agents due to pooling of the solutions can cause
patient injuries that include:
1.Chemical burns
2.Thermal burns
3.Injuries related to equipment malfunction Correct
Ans - A. 1 and 2
Which one of the following statements is TRUE?
A. Povidone-iodine's mechanism of action is to disrupt the cell membrane B. Povidone-
iodine is nonirritating to the skin C. Povidone-iodine cannot be used on mucous
membranes D. Heating povidone-iodine may decrease its effectiveness
Correct Ans
- D. Heating povidone-iodine may decrease its effectiveness
Documentation of the preoperative skin prep includes all of the follow EXCEPT: