Quiz 1c Flashcards
Absence of microorganisms that cause disease or infection
Asepsis
Confines organisms to a room/location
Medical asepsis
Prevents or reduces all microorganisms from contamination of field
Surgical asepsis
3 lines of defense
1: skin
2: inflammatory response
3: immune response
Waterproof layer of keratin
Skin
Provides sensation and regulation
Skin
5 avascular layers of epidermis
- Basal
- Spinosum
- Granulosum
- Lucidum
- Corneum
2 layers, irregular connective tissue and vascular
Dermis
2 layers of fascia
Papillary layer
Reticular layer
Anchors to the epidermis
Dermis
Pain receptors
Nociceptors
Temp receptors
Thermoreceptors
Pressure, touch, vibration receptors
Mechanoreceptors
Steps of infection spread (3)
- Exit host
- Vehicle of transmission
- Portal of entry
Universal precautions; body substance isolation
Standard precautions
Infection control specific to a known pathogen
Transmission-based precautions
3 types of transmission based precautions
- Airborne
- Droplet
- Contact
Worst transmission based precaution
Airborne
More diseases are transmitted through ___________________ contact than _____________ contact
Indirect; direct
Precautions that require negative air pressure in room
Airborne
Wear a respirator when entering room for these precautions
Airborne
Airborne: have pt wear _________ when outside room
Surgical mask
When do masks turn into ineffective protection?
When they become wet from breathing
How many feet can you get within of droplet precaution pts without protection?
3 feet
If coming within 3 feet of droplet pt, wear
Mask/faceshield
In contact precaution, ____________ if soiling is likely
Wear a gown
Type of precaution for enteric diseases
Contact
Best way to protect yourself and your pt
Hand washing
