1
sur 101 chapter 4 Questions with Answers
(100% Correct Answers)
. The surgical department is structured and engineered to provide a safe and
efficient environment for patients and staff members. Many different designs
can be used, but all must achieve the following objective(s). Answer: infection
control
environmental safety
efficient use of personnel, time, space, and resources
__________ and __________ areas (those with the greatest potential sources of
infection) Answer: Clean and contaminated
___________ engineering in the operating room (OR) follows national medical
engineering standards for electrical circuits, inline gases, lighting, and other
utilities. Answer: Environmental
All of the following are core principles of operating room design EXCEPT
_____________. Answer: personnel policies
__________ create(s) boundaries between areas that carry the highest potential
sources of infection and those that are the cleanest. Answer: Traffic patterns
_______ is the area where instruments and equipment are cleaned and
disinfected. Answer: Decontamination
___________ is the primary accreditation organization for all health care
facilities Answer: The Joint Commission
The clean utility room within the surgical department is a(n) ________ area
Answer: semi-restricted
What attire is required to enter the restricted area? Answer: Hair cap, mask,
facial hair covering, complete scrub suit
, 2
The purpose of floor plans is to provide efficiency, environmental safety, and
__________ in the surgical department. Answer: infection control
The air pressure in the surgical suite is maintained at a level of __________
higher than the air pressure in adjacent semi-restricted areas. Answer: 10%
The standard for air exchange in the operating room is a minimum of ________
and a maximum of ________ filtered air exchanges per hour. Answer: 15; 20
When the operating room door is opened, the ______________ pressure from
within the room pushes air ____________. Answer: positive; out
The current standard for humidity in the operating room is ___________.
Answer: 20% to 60%
___________ filtered air enters the operating room ceiling vents and is
combined with _________ air in the room Answer: Fresh; existing
High-efficiency particulate air (HEPA) filters are installed in the operating
room ventilation system and remove particles equal to or larger than
___________. Answer: 0.3 µm
. High ____________ may increase the risk of mold and bacterial growth on
surfaces. Answer: humidity
The temperature in the operating room is maintained at _____________
Answer: 68° to 73° F
Modern surgical lighting is usually derived from _________________. Answer:
LED sources and halogen
A laminar airflow (LAF) system moves a contained volume of air in layers at a
continuous ____________ Answer: velocity
HEPA-filtered exchanges for the laminar airflow (LAF) system range from
___________ exchanges per hour. Answer: 400 to 600
sur 101 chapter 4 Questions with Answers
(100% Correct Answers)
. The surgical department is structured and engineered to provide a safe and
efficient environment for patients and staff members. Many different designs
can be used, but all must achieve the following objective(s). Answer: infection
control
environmental safety
efficient use of personnel, time, space, and resources
__________ and __________ areas (those with the greatest potential sources of
infection) Answer: Clean and contaminated
___________ engineering in the operating room (OR) follows national medical
engineering standards for electrical circuits, inline gases, lighting, and other
utilities. Answer: Environmental
All of the following are core principles of operating room design EXCEPT
_____________. Answer: personnel policies
__________ create(s) boundaries between areas that carry the highest potential
sources of infection and those that are the cleanest. Answer: Traffic patterns
_______ is the area where instruments and equipment are cleaned and
disinfected. Answer: Decontamination
___________ is the primary accreditation organization for all health care
facilities Answer: The Joint Commission
The clean utility room within the surgical department is a(n) ________ area
Answer: semi-restricted
What attire is required to enter the restricted area? Answer: Hair cap, mask,
facial hair covering, complete scrub suit
, 2
The purpose of floor plans is to provide efficiency, environmental safety, and
__________ in the surgical department. Answer: infection control
The air pressure in the surgical suite is maintained at a level of __________
higher than the air pressure in adjacent semi-restricted areas. Answer: 10%
The standard for air exchange in the operating room is a minimum of ________
and a maximum of ________ filtered air exchanges per hour. Answer: 15; 20
When the operating room door is opened, the ______________ pressure from
within the room pushes air ____________. Answer: positive; out
The current standard for humidity in the operating room is ___________.
Answer: 20% to 60%
___________ filtered air enters the operating room ceiling vents and is
combined with _________ air in the room Answer: Fresh; existing
High-efficiency particulate air (HEPA) filters are installed in the operating
room ventilation system and remove particles equal to or larger than
___________. Answer: 0.3 µm
. High ____________ may increase the risk of mold and bacterial growth on
surfaces. Answer: humidity
The temperature in the operating room is maintained at _____________
Answer: 68° to 73° F
Modern surgical lighting is usually derived from _________________. Answer:
LED sources and halogen
A laminar airflow (LAF) system moves a contained volume of air in layers at a
continuous ____________ Answer: velocity
HEPA-filtered exchanges for the laminar airflow (LAF) system range from
___________ exchanges per hour. Answer: 400 to 600
