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Surgical Technology AST 100: Chapter 5 Questions and Answers with Verified Solutions
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Surgical Technology AST 100: Chapter 5 Questions and Answers with Verified Solutions
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Surgical Technology AST 100: Chapter 5Questions and Answers with Verified Solutions
Unrestricted areas - ANSWER Usually located near the entrance of the OR. In
this area you will find offices, dressing rooms for physicians and staff.
Semi- restricted areas - ANSWER Or attire is required, surgical scrubs as well as
a type of hair cover are mandatory. There may or may not be a door that
separates the unrestricted from the semi restricted areas. In these situations
signage or a red line on the floor.
Restricted area - ANSWER Include the OR suites, sub sterile rooms, and sterile
storage rooms. Proper OR attire, masks are required in these areas.
Electrical outlets - ANSWER Ors contain both 110-volt and 220-volt outlets that
must be connected to a monitored electrical system in the surgery department.
Electrical outlets are situated in the OR suites are situated well above the floor to
help prevent fluids from splashing onto them. Some outlets are RED and are
connected to the backup generator incase of a power outage
What should not be used in the OR - ANSWER extension cords
Air exchanges in the OR - ANSWER A minimum of 15 air exchanges per hour
are required with a recommended range of 20 to 25 to keep airborne
contamination in the OR at a minimum.
, High-efficiency particulate air (HEPA) filters - ANSWER The centers for disease
control and prevention (CDC) guidelines recommend that air be filtered and the
filter of choice is high efficiency particulate air (HEPA) filters that are capable of
removing particles as small as 0.5 to 5 micrometers
CDC guidelines for air exchange - ANSWER At least 20 percent of the air
exchanges per hour be from fresh outside air
Standard operating room furniture - ANSWER OR table, back tables, mayo
stands, ring stands, and kick buckets. There will also be furniture and accessories
particular to the specialty or the procedure to be preformed, such as positioning
devices for an orthopedic procedure
The emergency shut off valve for the Supply of oxygen into n OR is designated by
which color? - ANSWER green
Which characteristic of surgical overhead lights allows the surgeon to differentiate
between the colors of arterial and venous blood or subtle color changes of tissue?
- ANSWER Lightbulbs that approximate sunlight
Where are surgical instruments "booms" mounted in an OR? - ANSWER ceiling
Which piece of the OR furniture is usually the most proximal to the operative site?
- ANSWER Mayo stand
Why would surface-mounted sliding doors be preferred over swinging doors in an
operating room? - ANSWER Reduces air turbulence
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