1|Page
AORN Periop 101 Final Exam (2 VERSIONS)
2025/2026 Questions and 100% Detailed Answers
What is the FIRST step in reprocessing surgical
instruments after they have been used in a procedure?
A. Cleaning
B. Decontamination
C. Disinfection
D. Transport to the sterilizer - ANSWER-a
Biological monitoring
A. Is utilized to document the sterility of an item
B. Indicates that the intended physical conditions in the
sterilizer were met
,2|Page
C. Can be read immediately after the sterilization cycle is
complete
D. Should never be used in immediate use steam
sterilizers (IUSS) - ANSWER-b
The AORN surgical wound classification decision tree is
helpful in determining: Select all that apply
A. If close drainage is necessary
B. If a major break in technique will affect the wound class
C. What constitutes an old injury
D. Which wound class a surgery should be assigned -
ANSWER-b c d
,3|Page
What are the three types of transmission based
precautions?
A. Contact, droplet, airborne
B. Direct contact, enteric, standard
C. Indirect contact, direct contact, standard contact
D. MRSA, VRE, C diff - ANSWER-a
What are the principle elements required for an infection to
occur?
A. A methold of transmission, a source or reservoir, a
susceptible host
B. A susceptible host, middle age patient, skin integrity
C. A susceptible organism, a warm, moist environment, a
method of transmission
, 4|Page
D. Limited air flow in the OR suite, a source or reservoir,
compromised sterile technique - ANSWER-a
Which is the best method for preventing blood-borne
pathogen exposure?
A. Glowing for proper air exchange to occur between
cases
B. Inspecting all sharps to ensure they are intact after use
C. Using PPE and hand washing
D. Wearing non-sterile gloves at all times when in the
surgical skin - ANSWER-c
You are circulating on a lap appendectomy. Upon entering
the abdomen, the surgeon encounters purulent
AORN Periop 101 Final Exam (2 VERSIONS)
2025/2026 Questions and 100% Detailed Answers
What is the FIRST step in reprocessing surgical
instruments after they have been used in a procedure?
A. Cleaning
B. Decontamination
C. Disinfection
D. Transport to the sterilizer - ANSWER-a
Biological monitoring
A. Is utilized to document the sterility of an item
B. Indicates that the intended physical conditions in the
sterilizer were met
,2|Page
C. Can be read immediately after the sterilization cycle is
complete
D. Should never be used in immediate use steam
sterilizers (IUSS) - ANSWER-b
The AORN surgical wound classification decision tree is
helpful in determining: Select all that apply
A. If close drainage is necessary
B. If a major break in technique will affect the wound class
C. What constitutes an old injury
D. Which wound class a surgery should be assigned -
ANSWER-b c d
,3|Page
What are the three types of transmission based
precautions?
A. Contact, droplet, airborne
B. Direct contact, enteric, standard
C. Indirect contact, direct contact, standard contact
D. MRSA, VRE, C diff - ANSWER-a
What are the principle elements required for an infection to
occur?
A. A methold of transmission, a source or reservoir, a
susceptible host
B. A susceptible host, middle age patient, skin integrity
C. A susceptible organism, a warm, moist environment, a
method of transmission
, 4|Page
D. Limited air flow in the OR suite, a source or reservoir,
compromised sterile technique - ANSWER-a
Which is the best method for preventing blood-borne
pathogen exposure?
A. Glowing for proper air exchange to occur between
cases
B. Inspecting all sharps to ensure they are intact after use
C. Using PPE and hand washing
D. Wearing non-sterile gloves at all times when in the
surgical skin - ANSWER-c
You are circulating on a lap appendectomy. Upon entering
the abdomen, the surgeon encounters purulent
