CH 9 INFECTION CONTROL Flashcards
Any animal capable of transmitting pathogens or producing human or animal discomfort or injury?
VECTOR
Factors affect habitability?
working spaces
berthing spaces
air ventilation
A snake that adversely affects military personnel is considered a?
PEST
Naval Supply Pub 486
Food Service Management
Requirements for food service training are addressed in what instruction?
SECNAVINST 4061.1
rice chat, chat about making rice
Food Service Sanitation Inspection?
NAVMED form 6240/1
Inspect Jan rice
Minimum immz standards are set by?
Department of Health and Human Services (HSS)
BUMEDINST 6230.15
Immunizations and Chemoprophylaxis
Disease that may be transmitted from a carrier to a susceptible host?
Communicable disease
Invades a host, multiplies and releases toxin?
Infectious agent
NAVMED 5038
Lace mafia
Control of communicable diseases manual
Instructions for reporting communicable diseases?
BUMEDINST 6220.12
Untreated sewage may not be discharged within how many nautical miles of shore?
3
Infection Control Officers (ICO) are appointed how?
In writing by COs or OICs
The state of being free of pathogenic organisms?
Asepsis
Number of microorganisms contaminating an object (bioloload or microbial load)
Bioburden
Test that checks for air leaks in prevaacuum sterilizer?
Bowie-Dick Type Test
Inhibits most viruses/bacteria, does not kill all spores?
Chemical disinfection
Dental items are classified how?
Critical, semi-critical, non-critical
Critical items must be?
Sterile
Semi-critical items requires what level of disinfection?
High-level
Non-critical items require what level of disinfection?
Intermediate level
Destroy or prevent growth of disease carrying microorganisms?
Disinfected
Secondary to Pt’s original condition, unrelated to primary diagnosis?
Nosocomial infection
Steam heat under pressure to kill all micro-organisms
Saturated Steam Sterilization
Free from all living micro-organisms?
Sterile, Sterility
Destroys all micro-organisms
Sterilization
Steam displaces via gravity?
Gravity Displacement Type Sterilizer
Relies on one or more pressure and vacuum evolutions at the beginning or end of the cycle?
Prevacuum Type Sterilizer
Supplies/materials to treat a single patient?
Unit Dose
Placing barrier to limit exposure pathways?
Engineered Controls
Reduces likelihood of exposure?
Work Practice Controls
T/F All bacteria will take on the form of spores?
F
Micro organisms much smaller than bacteria?
Viruses
Subgroups of viruses?
Bacterial
Animal (includes humans)
Plant
Mosts viruses are susceptible to immersion in boiling water for how long?
20 min
Single celled animals that do not have a rigid cell wall, most pass through a life-cycle that has definite stages.
Protozoa
Plants that lack chlorophyll and are smaller than protozoa?
Fungi
The skin harbors two types of flora
Resident (normal) and transient
Two main hand washing agents used in the Navy?
Water-based
Waterless (virtually disinfect skin in 20 seconds)
Washing increases protective nature of gloves up to what percent?
60
Three times more puncture resistant than rubber gloves?
Nitrile
Airborne precautions include a private, negative pressure room with how many exchanges per hour?
6-12
Droplet precautions should include what size partition?
3’
MRSA and VRE (e-coli) require what type of precaution?
Contact
Prevent xfer of pathogenic organisms from person to person or place to place.
Medical asepsis
Most frequent reservoir of infectious agents?
Man
Measures taken to control the spread of pathogenic organisms?
Concurrent Disinfection
Measures taken to DESTROY pathogenic organisms?
Terminal disinfection
DTR should flush hoses for how long?
1 minute beginning each day
30 seconds between patients
Potable water supplies may contain up to how many bacterial colony forming units per millimeter (cfu/ml)
100 (1 million for dental units)
Three 10 second rinses will reduce Pt’s microbial count by up to ___ percent?
97
Many dentists use 0.12% chlorhexidine gluconate
Use what concept when dispensing supplies for each treatment setup?
Unit dose
What should HMs use to dispense supplies from bulk storage containers?
Clean forceps
Unprotected areas to clean with the spray-wipe-spray technique?
“high touch”
DO NOT use 2% glutaraldehyde as a surface disinfectant due to?
high cost
Clean mops how often?
Once every 24 hrs
Flush the High-Volume Evacuator (HVE) system with at least how much water?
1 quart (at least once per week)
Flush eyes or puncture site with cool water for how long?
15 MINUTES
Liquid or solid waste containing sufficient pathogens to cause infection?
Infectious waste
Treat disposable sharps as?
Regulated waste
Do not store infectious waste without refrigeration for more than how many days?
7
Temp/time for infectious waste sterilization?
250F
90min
15 psi
Clean infectious waste spill with?
Absorbent material and disinfect with 1:10 solution of household bleach
Least desirable method of cleaning in the operating room?
Mops
How many strokes are used in a surgical hand scrub?
20 strokes per section
Surgical hand scrub should be how high above the elbow?
2”