ST220 Ch 12 Exam 2025 Questions and
Answers
In preparing a patient for surgery, which of the following should be removed to facilitate
oxygen blood level assessment?
a. Dentures
b. hearing aids
c. nail polish
d. makeup - ANS c. nail polish
What is the term used when a surgical team member who is on standby must return to the
facility to do a case?
a. called in
b. called up
c. pulled in
d. pulled up - ANS a. called in
Which type of sterile gown uses battery-powered ventilation for the wearer?
a. reusable cloth
b. impervious backed
c. full coverage system
d. disposable fluid resistant - ANS d. disposable fluid resistant
Pg. 1 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
,Which component of personal protective equipment (PPE) has shown the ability to decrease
disease transmission from needle punctures?
a. double gloving
b. full coverage system
c. lead aprons/shields
d. splash guard mask - ANS a. double gloving
Which of the following describes the configuration of a Mayo stand cover?
a. Flat
b. Rigid
c. cylindrical
d. wraparound - ANS c. cylindrical
What is the purpose of a radiofrequency tracking system in the operating room?
a. Aid in chargeable items being input into the system.
b. Assist CSPD personnel in locating instrument trays.
c. Prevent potential for patient misidentification.
d. Reduce the possibility of retained foreign objects. - ANS d. Reduce the possibility of
retained foreign objects.
During the process of setting up the sterile field, efficiency and economy of motion recommend
that the surgical technologist (ST):
a. move items only once if possible
b. position back table close to door
c. place as many instruments on Mayo stand as possible
d. request that circulating RN open all supplies for case after ST is gowned and gloved -
ANS a. move items only once if possible
Pg. 2 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
, During the surgical skin prep, areas that are considered contaminated should:
a. not be scrubbed at all
b. need no special attention
c. be scrubbed separately or last
d. be scrubbed vigorously and first - ANS c. be scrubbed separately or last
The main purpose of the surgical skin prep is to:
a. provide a visible area of paint where the incision will be made
b. reduce the microbial count on the skin to an irreducible minimum
c. remove all resident and transient flora from the planned incision site
d. sterilize the patient's skin to prevent post-op surgical site infections - ANS b. reduce the
microbial count on the skin to an irreducible minimum
The patient undergoing laparotomy should be prepped:
a. in a side-to-side motion from bedside level to bedside level
b. in vertical strokes from superior prep margins to inferior prep margins
c. from the periphery inward toward the incision site in a circular motion
d. from the incision site outward toward the periphery in a circular motion - ANS d. from the
incision site outward toward the periphery in a circular motion
Which of the following statements regarding hair removal is INCORRECT?
a. Hair must be shaved from every incisional and ECG lead site.
b. Hair removal should be performed as close to the time of the procedure as possible.
c. Hair removal is dependent upon the surgeon's preference, patient factors, and surgical site.
d. Hair removal using a razor can result in microabrasions and increased microbial count. -
ANS a. Hair must be shaved from every incisional and ECG lead site.
Pg. 3 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
Answers
In preparing a patient for surgery, which of the following should be removed to facilitate
oxygen blood level assessment?
a. Dentures
b. hearing aids
c. nail polish
d. makeup - ANS c. nail polish
What is the term used when a surgical team member who is on standby must return to the
facility to do a case?
a. called in
b. called up
c. pulled in
d. pulled up - ANS a. called in
Which type of sterile gown uses battery-powered ventilation for the wearer?
a. reusable cloth
b. impervious backed
c. full coverage system
d. disposable fluid resistant - ANS d. disposable fluid resistant
Pg. 1 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
,Which component of personal protective equipment (PPE) has shown the ability to decrease
disease transmission from needle punctures?
a. double gloving
b. full coverage system
c. lead aprons/shields
d. splash guard mask - ANS a. double gloving
Which of the following describes the configuration of a Mayo stand cover?
a. Flat
b. Rigid
c. cylindrical
d. wraparound - ANS c. cylindrical
What is the purpose of a radiofrequency tracking system in the operating room?
a. Aid in chargeable items being input into the system.
b. Assist CSPD personnel in locating instrument trays.
c. Prevent potential for patient misidentification.
d. Reduce the possibility of retained foreign objects. - ANS d. Reduce the possibility of
retained foreign objects.
During the process of setting up the sterile field, efficiency and economy of motion recommend
that the surgical technologist (ST):
a. move items only once if possible
b. position back table close to door
c. place as many instruments on Mayo stand as possible
d. request that circulating RN open all supplies for case after ST is gowned and gloved -
ANS a. move items only once if possible
Pg. 2 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
, During the surgical skin prep, areas that are considered contaminated should:
a. not be scrubbed at all
b. need no special attention
c. be scrubbed separately or last
d. be scrubbed vigorously and first - ANS c. be scrubbed separately or last
The main purpose of the surgical skin prep is to:
a. provide a visible area of paint where the incision will be made
b. reduce the microbial count on the skin to an irreducible minimum
c. remove all resident and transient flora from the planned incision site
d. sterilize the patient's skin to prevent post-op surgical site infections - ANS b. reduce the
microbial count on the skin to an irreducible minimum
The patient undergoing laparotomy should be prepped:
a. in a side-to-side motion from bedside level to bedside level
b. in vertical strokes from superior prep margins to inferior prep margins
c. from the periphery inward toward the incision site in a circular motion
d. from the incision site outward toward the periphery in a circular motion - ANS d. from the
incision site outward toward the periphery in a circular motion
Which of the following statements regarding hair removal is INCORRECT?
a. Hair must be shaved from every incisional and ECG lead site.
b. Hair removal should be performed as close to the time of the procedure as possible.
c. Hair removal is dependent upon the surgeon's preference, patient factors, and surgical site.
d. Hair removal using a razor can result in microabrasions and increased microbial count. -
ANS a. Hair must be shaved from every incisional and ECG lead site.
Pg. 3 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
