Ch. 28 Flashcards
The potential for microorganisms to cause disease depends on what?
The number of organisms, virulence, ability to enter and survive in a host, and susceptibility of the host.
What is the most important technique to use in preventing and controlling transmission of infection?
Hang hygiene
How do normal body floras help resist infection?
By releasing antibacterial substances and inhibiting multiplication of pathogenic microorganisms.
What is the difference in signs of local inflammation and infection?
They are identical
What happens if the 6 elements of infectious chain are uninterrupted?
An infection can develop.
How are microorganisms transmitted?
Direct and indirect contact, airborne, vectors, and contaminated articles.
What can increase susceptibility to infection?
Increased age, poor nutrition, stress, inherited conditions, chronic disease, treatments and conditions that compromise the immune system.
What are the major sites associated with infection in health care?
Urinary and respiratory tracts, blood stream, surgical or traumatic wounds
What is the CDC guideline when washing your hands versus using alcohol-base solution.
When hands are visibly soiled you wash your hands.
A patient in isolation is subject to _________ because of restricted environment.
Sensory deprivation
______ asepsis requires more stringent technique than ______ asepsis
Surgical; medical
If an infectious disease can be transmitted directly from one person to another, it is a:
Communicable disease
Which is the most likely means of transmitting infections between patients?
Contact with a health care workers hands
Identify the interval when a patient progresses from nonspecific signs to manifesting signs and symptoms specific to a type of infection.
Prodromal stage
Which is the most effective way to break the chain of infection?
Hand hygiene
The nurse wears a gown when:
Blood or bodily fluids may get on the nurses clothing from a task that he or she plans to perform
The nurse has dresses a patients wound and now plans to administer a medication to the patient. Which is the correct infection control procedure?
Remove gloves and preform hand hygiene administering the medication
When a nurse is performing surgical hand asepsis, the nurse must keep hands:
Above the elbows
What is the best method to sterilize a straight urinary catheter and suction tube in the home setting?
Use boiling water
A pt has an indwelling urinary catheter. Why does an indwelling urinary catheter present a risk for UTI?
It obstructs the normal flushing action of urine flow
What are the proper order of steps for removal barriers after leaving an isolation room in order:
Remove gloves, removal eyewear or goggles, untie neck and wast stings of gown and let it fall, untie top and bottom mask stings and remove from face, preform hand hygiene
A PTs surgical wound has become swollen, red, and tender. You note that the PT has a fever and leukocytosis. What is the best immediate intervention?
Notify the health car provider and support the pts fluid and nutritional needs
