AORN PERIOP 101
AORN PERIOP 101 EXAM STUDY QUESTIONS
AND ANSWERS 2025
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 Answer ✔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 Answer ✔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 Answer ✔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
AORN PERIOP 101
,AORN PERIOP 101
C. Povidone-iodine cannot be used on mucous membranes
D. Heating povidone-iodine may decrease its effectiveness -Correct Answer ✔D.
Heating povidone-iodine may decrease its effectiveness
Documentation of the preoperative skin prep includes all of the follow EXCEPT:
A. Hair removal
B. Manufacturer of solutions used
C. Allergies
D. Name of the person who performed the prep -Correct Answer ✔B.
Manufacturer of solutions used
When prepping an extremity, which one of the following is ALWAYS required?
A. Positioning the extremity to prevent prep solution from running toward the
incision site
B. Assistance in holding the limb
C. Scrubbing nails with a brush before the formal prep
D. Prepping so that the entire limb can be draped -Correct Answer ✔A.
Positioning the extremity to prevent prep solution from running toward the incision
site
Surgical wound infections can result in decreased _____.
A. Hospitalization time
B. Intraoperative time
C. Income for hospitals
D. Workload for perioperative nurses -Correct Answer ✔C. Income for hospitals
AORN PERIOP 101
,AORN PERIOP 101
Preoperative skin preparation is accomplished by _____.
A. Removing soil and transient microbes
B. Reducing resident microbes
C. Using antimicrobial agents that inhibit growth of microbes
D. All of the above -Correct Answer ✔D. All of the above
According to AORN's guidelines for skin preparation of patients, hair at the
operative site is _____.
A. Allowed to remain unless it interferes with the surgical procedures
B. Always removed with a depilatory
C. Removed at least two hours before surgery
D. Dry shaved as opposed to wet shaved -Correct Answer ✔A. Allowed to remain
unless it interferes with the surgical procedures
The concept of prepping from clean to dirty means _____.
A. Cleaning all stomas or open wounds first
B. Beginning at the incision site and using circular strokes toward the periphery
C. Prep solution is changed after cleaning contaminated areas
D. Surgical scrub solutions used first and then surgical paint -Correct Answer ✔B.
Beginning at the incision site and using circular strokes toward the periphery
Common resident bacteria include all EXCEPT:
A. Staphylococcus epiermidis
B. Staphylococcus aureus
AORN PERIOP 101
, AORN PERIOP 101
C. Diphtheroid bacillus
D. Pseudomonas aeruginosa -Correct Answer ✔wrong
Which one of the following statements about the skin prep is FALSE?
A. Povidone-iodine should not be allowed to dry
B. Manufacturers' guidelines should be followed
C. Skin prep is performed after the patient has been positioned
D. The name of the person performing the prep should be documented -Correct
Answer ✔A. Povidone-iodine should not be allowed to dry
Objectives of the surgical prep include all EXCEPT:
A. Removal of dirt, skin oil, and microbes from the skin
B. Sterilization of skin
C. Reduction of bacterial count
D. Prevention of regrowth of microbes for several hours -Correct Answer ✔B.
Sterilization of skin
The generally recognized length of time required for contact of antimicrobial
agents to be effective is
A. 1 to 3 minutes
B. 2 to 5 minutes
C. 3 to 5 minutes
D. According to manufacturers' directions -Correct Answer ✔D. According to
manufacturers' directions
AORN PERIOP 101
AORN PERIOP 101 EXAM STUDY QUESTIONS
AND ANSWERS 2025
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 Answer ✔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 Answer ✔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 Answer ✔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
AORN PERIOP 101
,AORN PERIOP 101
C. Povidone-iodine cannot be used on mucous membranes
D. Heating povidone-iodine may decrease its effectiveness -Correct Answer ✔D.
Heating povidone-iodine may decrease its effectiveness
Documentation of the preoperative skin prep includes all of the follow EXCEPT:
A. Hair removal
B. Manufacturer of solutions used
C. Allergies
D. Name of the person who performed the prep -Correct Answer ✔B.
Manufacturer of solutions used
When prepping an extremity, which one of the following is ALWAYS required?
A. Positioning the extremity to prevent prep solution from running toward the
incision site
B. Assistance in holding the limb
C. Scrubbing nails with a brush before the formal prep
D. Prepping so that the entire limb can be draped -Correct Answer ✔A.
Positioning the extremity to prevent prep solution from running toward the incision
site
Surgical wound infections can result in decreased _____.
A. Hospitalization time
B. Intraoperative time
C. Income for hospitals
D. Workload for perioperative nurses -Correct Answer ✔C. Income for hospitals
AORN PERIOP 101
,AORN PERIOP 101
Preoperative skin preparation is accomplished by _____.
A. Removing soil and transient microbes
B. Reducing resident microbes
C. Using antimicrobial agents that inhibit growth of microbes
D. All of the above -Correct Answer ✔D. All of the above
According to AORN's guidelines for skin preparation of patients, hair at the
operative site is _____.
A. Allowed to remain unless it interferes with the surgical procedures
B. Always removed with a depilatory
C. Removed at least two hours before surgery
D. Dry shaved as opposed to wet shaved -Correct Answer ✔A. Allowed to remain
unless it interferes with the surgical procedures
The concept of prepping from clean to dirty means _____.
A. Cleaning all stomas or open wounds first
B. Beginning at the incision site and using circular strokes toward the periphery
C. Prep solution is changed after cleaning contaminated areas
D. Surgical scrub solutions used first and then surgical paint -Correct Answer ✔B.
Beginning at the incision site and using circular strokes toward the periphery
Common resident bacteria include all EXCEPT:
A. Staphylococcus epiermidis
B. Staphylococcus aureus
AORN PERIOP 101
, AORN PERIOP 101
C. Diphtheroid bacillus
D. Pseudomonas aeruginosa -Correct Answer ✔wrong
Which one of the following statements about the skin prep is FALSE?
A. Povidone-iodine should not be allowed to dry
B. Manufacturers' guidelines should be followed
C. Skin prep is performed after the patient has been positioned
D. The name of the person performing the prep should be documented -Correct
Answer ✔A. Povidone-iodine should not be allowed to dry
Objectives of the surgical prep include all EXCEPT:
A. Removal of dirt, skin oil, and microbes from the skin
B. Sterilization of skin
C. Reduction of bacterial count
D. Prevention of regrowth of microbes for several hours -Correct Answer ✔B.
Sterilization of skin
The generally recognized length of time required for contact of antimicrobial
agents to be effective is
A. 1 to 3 minutes
B. 2 to 5 minutes
C. 3 to 5 minutes
D. According to manufacturers' directions -Correct Answer ✔D. According to
manufacturers' directions
AORN PERIOP 101
