Unit 5

Question 1

Asepsis

Answer 1

The absence of viable pathogenic organisms

Question 2

Medical Asepsis

Answer 2

-aimed at reducing pathogens to prevent the spread of one person to another
-used in administration of:
-medications
-enemas
-tube feeding
-daily hygiene

Question 3

Types of medical asepsis

Answer 3

-handwashing (#1 way to stop infection)
-scrubbing
-spraying
-washing
-using disinfectants

Question 4

Surgical Asepsis

Answer 4

-“sterile technique”
-free from all living organisms
-NO
-viruses, arterial, spores,yeast, fungi
-used in:
-dressing changes
-catheterizations
-surgical procedures

Question 5

How long do nosocomial pathogens persist on inanimate surfaces (virus)?

Answer 5

Days

Question 6

How long do nosocomial pathogens persist on inanimate surfaces (bacteria & fungi) surfaces?

Answer 6

Months
-enterococcus
-staphylococcus aureus
-streptococcus pyogenes
-TB
- C. Diff
-candida albicans (fungus)

Question 7

Types of surgical asepsis

Answer 7

-moist heat
-dry heat
-gas
-chemicals
-radiation

Question 8

Rules for surgical asepsis

Answer 8

-do not touch sterile items with non-sterile
-admit if you think you contaminated an item
-sterile area is
-in front
-waist up
-anything below waist is not sterile
-pass behind sterile person to avoid contamination
-don’t leave open sterile fields unattended

Question 9

Sterile packages

Answer 9

-indicators show a sterilized item
-sterility doesn’t expire due to time
-assumed to be lost when an event that COULD allow microorganisms to breech package occurs
-opened
-torn
-gets wet
-do not open until needed
-avoid unnecessary movement around field
-do not reach over sterile field
-unwrap without touching inside
-peel and plop to add supplies to sterile field

Question 10

Gloves

Answer 10

-left & right
-sizes
-grab by cuff and pull on using one hand
-hook the cuff of 2nd glove & push on other hand
-1st sterile glove cannot touch hand
-adjust gloves only touching sterile outwards

Question 11

Gowns

Answer 11

-lead apron goes first
-gown goes on top
-hand the inside only
-neck and waist ties can be secured by a non-sterile person
-dirty person holds tag
-person in town does 180 wrapping string
-tear off all or half of tag you touched

Question 12

Skin prep

Answer 12

-antiseptic
-iodine/betadine
-chlorohexadine
-circular
-inside out
-2-3x
-new swab each time

Question 13

Draping

Answer 13

-don’t reposition once in place
-don’t reach over drapes
-“dirty people” should stay 12” away to avoid accidental contamination
-fenestrated drape
-drape with a hole

Question 14

Dressing changes

Answer 14

-radiology doesn’t change
-dressing & dressing changes vary
-wet to dry
-dry to wet
-should not attempt to change a dressing without specific training

Question 15

Sharps

Answer 15

-sharps container
-helps prevent accidental injury
-needles
-scalpels
-disposable scissors
-anything sharp
-DO NOT STUFF CONTAINER

Question 16

Glass box

Answer 16

-broken
-not broken
-ASVA doesn’t have one

Question 17

Linen

Answer 17

-all linen is considered contaminated
-if dripping fluids; double bag and remove

Question 18

Infectious waste

Answer 18

-regulated medical waste
-red cans
-costs $ to dispose
-use if item contains enough blood or other potentially infectious body fluids (avoid spreading blood borne pathogens)

Question 19

What not to put in infectious waste can

Answer 19

-BE bags
-band aid with blood on it
-diapers
-vomit

Question 20

What can go into infectious waste container

Answer 20

-bloody tubing
-bloody dressings
-CSF tubes
-blood filled suction containers

Question 21

Cleaning contaminated surfaces

Answer 21

-remove gross blood, etc
-spray surface with disinfectant
-some require surface to stay wet for a certain amount of time
-“dwell time”

Question 22

Safety data sheet

Answer 22

-aka MSDS
-provide info on substances found in workplace
-disinfectants
-cleansers
-lead in lead markers