Exam #5: Principles of Asepsis

Question 0

What is the purpose of maintaining positive-pressure air flow within the OR suite?

Answer 0

Because the higher pressure than the outside the OR forces microbes out

Question 1

What is a systemic method of organizing one’s thoughts & activities, enabling one to make appropriate decision?

Answer 1

Critical Thinking

Question 2

What are risks that influence surgical site infection (SSI)?

Answer 2

1. Obesity
2. Age
3. Remote Infections

Question 3

What are methods of monitoring for steam sterilization Process?

Answer 3

1. Mechanical
2. Chemical
3. Biological

Question 4

What is the basis for the practice of strict sterile technique?

Answer 4

Surgical Conscience

Question 5

SHORT ANSWER

What is surgical conscience, and what does it mean to you?

Answer 5

The honesty & moral integrity to uphold strict sterile technique. The surgical tech must recognize & correct breaks in sterile technique whether committed in the presence of other or alone.

Question 6

What are options for correcting breaks in sterile technique?

Answer 6

1. Ignore it
2. Replace it
3. Cover it

Question 7

What isolates and protects the operative site from contaminants?

Answer 7

Drape

Question 8

What should be done to reusable instruments used on a case with a prion infection?

Answer 8

All should be destroyed

Question 9

* SHORT ANSWER*

Should sterile drapes be remove or not removed?

Answer 9

It is not possible to remove sterile drapes & know for sure nothing was contaminated. Additionally, the sterile items would have to be pushed through a sub sterile environment in order to get into the next room so NEVER cover the sterile field with a drape.

Question 10

What distance should tables be set up as part of the sterile field from the wall?

Answer 10

12-18 Inches

Question 11

When would the 1-2” perimeter around the outside edge of the wrapping apply?

Answer 11

1. When opening a Foley catheter tray on a prep stand
2. When performing the open glove technique from the mayo stand
3. When opening the surgical gown wrapper on the mayo stand

Question 12

When would the 1-2” perimeter around the outside edge of the wrapping not apply?

Answer 12

When the custom pack is properly opened onto the back table

Question 13

The surgical gown is considered sterile from the ___ in front and ___ inches ______ to the _____ on the sleeves.

Answer 13

• Mid-chest line
• 2 inches
• PROXIMAL
• Elbows

Question 14

The arms ________ be folded with the hands in the _____region. This region is considered _______ because it ____ be viewed by the wearer and because of __________ contamination.

Answer 14

• Should not
• Axillary
• ContaminatedCannot
• Strike-through

Question 15

Why is the back of the gown considered contaminated?

Answer 15

Because it cannot be viewed by the wearer.

Question 16

What of the surgical gown, are considered non sterile & should be covered by the cuff of the glove?

Answer 16

Stockinette cuffs

Question 17

Sterile team members should pass each other:

Answer 17

face to face

back to back

Question 18

Talking should be kept to a minimum to prevent contamination from?

Answer 18

Airborne moisture droplets

Question 19

What is the primary source of airborne bacteria in the OR?

Answer 19

Surgical Team

Question 20

What should be set up at the head of the operating room bed?

Answer 20

Anesthesia Machine

Question 21

Sterile items and individuals may:

Answer 21

Contact sterile items

Question 22

Once a sterile field is open everyone in the room must?

Answer 22

Wear a mask

Question 23

Where should the sterile field be established?

Answer 23

Farthest from the door

Question 24

If back table packs contain disposable drapes, supplies, sutures, blades and items necessary for SPECIFIC PROCEDURES are called?

Answer 24

Custom packs

Question 25

Ideally where should the STSR start with to open supplies on? Then they open from where in the room and work outward toward the periphery?

Answer 25

1. Ideally they start with the largest sterile area to open supplies on. 2. They open from the center of the room and work outward toward the periphery.

Question 26

When should be checked to see if there is a break in the integrity of the drape?

Answer 26

IMMEDIATELY following opening a hard object on the back table drape

Question 27

What is the order of technique for opening sterile basin sets?

Answer 27

1. Verify exposure to a sterilization process 2. Tear sealing tape 3. Open first flap away from you 4. Open side flaps 5Pull flap closest to you body towards you

Question 28

What is the preferred method to open a peel pack?

Answer 28

1. Visually inspect the package 2. Slowly peel back the outer wrapper 3. Gently toss the item on a protected area of the back table or basin

Question 29

What are advantages of the rigid container system includes?

Answer 29

1. Easy to store | 2. Hard to damage integrity

Question 30

Who developed the "germ theory"?

Answer 30

Louis Pasteur

Question 31

What is used when microbes cannot be stained?

Answer 31

Dark field microscope

Question 32

What is the "Powerhouse" of the cell?

Answer 32

Mitochondria

Question 33

What is movement of a solvent (i.e water) through a semi-permeable membrane from an area of high concentration to a low concentration?

Answer 33

Osmosis

Question 34

What is the movement of particles out of a cell?

Answer 34

Exocytosis

Question 35

What are spherical bacteria arranged in CHAINS?

Answer 35

Streptococci

Question 36

What are spherical bacteria arranged in CLUSTERS?

Answer 36

Staphylococci

Question 37

What is any microbe capable of causing a disease?

Answer 37

Pathogen

Question 38

What are microbes that reside on the skin surface and are easily removed?

Answer 38

Transient Flora

Question 39

What is a substance used on living tissue to inhibit the growth of microbes, thus preventing infections?

Answer 39

Antiseptic

Question 40

What is an inanimate object that harbors microorganisms?

Answer 40

Fomite

Question 41

What is a living carrier that transmits disease?

Answer 41

Vector

Question 42

***SHORT ANSWER*** | What is Flora?

Answer 42

Bacteria and other microorganisms that normally inhabit a bodily organ or part, ex intestinal flora

Question 43

***SHORT ANSWER*** | What is Sepsis?

Answer 43

The spread of an infection from it's initial site to the blood stream initiating a systemic response that adversely affects blood flow to vital organs.

Question 44

***SHORT ANSWER*** | In the OR, a surgical tech is exposed to the following viruses: . In order to limit exposure they should

Answer 44

* Hepatitis B & C *HIV *HPV 1. Wear PPE at all times when blood is present 2. Follow hospital policy and standard precautions 3. Be vaccinated 4. Follow up on exposure incident reports if an accident such as a needle stick occurs

Question 45

***SHORT ANSWER*** | What is a host?

Answer 45

The larger of 2 organisms in a symbiotic relationship, or an organism or cell on OR in which a parasite lives or feeds.