NURB 3040 Exam 1 Questions with Verified
Correct Answers
medical asepsis
includes all practices to confine microorganisms to a specific area.
-aka clean technique
-hand washing or wearing gloved
-limits the number, growth, and transmission of microorganisms
-objects are referred to as soiled or contaminated
surgical asepsis
-aka sterile technique
-used to render and keep objects and areas free from microorganisms
-inserting a catheter or IV
the infection cycle
consists of:
-infectious agent
-reservoir
-portal of exit
-means of transmission
-portals of entry
-susceptible host
it is a nurses role to break the cycle
Gram-positive bacteria
,Bacteria that have a thick peptido glycan cell wall, and no outer membrane. They stain very
darkly (purple) in Gram stain.
gram negative bacteria
bacteria that have a thin peptido glycan cell wall and an outer cell membrane. Do not stain
An organism's potential to produce disease in a person depends on a variety of factors,
including:
-number of organisms
-virulence of the organism
-competence of the person's immune system
-length and intimacy of the contact between the person and the microorganism
Colinization
when normal flora of the body becomes harmful when certain factors occur or the host is
susceptible
common portals of exit
Respiratory
Gastrointestinal
Genitourinary tracts
Breaks in skin
Blood and tissue
direct contact transmission
requires close association between infected and susceptible host
-touching, kissing, or sexual intercourse
, indirect contact transmission
spreads to a host by a nonliving object (fomites)
-nurses scrubs
means of transmission for staphylococcus aureus
-contact (direct)
means of transmission of hep b
contacts (indirect)
means of transmission of HIV
contact (direct)
means of transmission for tb
airborne and vectors
means of transmission of borrelia burgdorferi
contacts (direct)
means of transmission of E coli
contact (ingestion)
means of transmission of salmonella
contact (ingestion)
incubation period
the period between exposure to an infection and the appearance of the first symptoms
prodromal stage
Correct Answers
medical asepsis
includes all practices to confine microorganisms to a specific area.
-aka clean technique
-hand washing or wearing gloved
-limits the number, growth, and transmission of microorganisms
-objects are referred to as soiled or contaminated
surgical asepsis
-aka sterile technique
-used to render and keep objects and areas free from microorganisms
-inserting a catheter or IV
the infection cycle
consists of:
-infectious agent
-reservoir
-portal of exit
-means of transmission
-portals of entry
-susceptible host
it is a nurses role to break the cycle
Gram-positive bacteria
,Bacteria that have a thick peptido glycan cell wall, and no outer membrane. They stain very
darkly (purple) in Gram stain.
gram negative bacteria
bacteria that have a thin peptido glycan cell wall and an outer cell membrane. Do not stain
An organism's potential to produce disease in a person depends on a variety of factors,
including:
-number of organisms
-virulence of the organism
-competence of the person's immune system
-length and intimacy of the contact between the person and the microorganism
Colinization
when normal flora of the body becomes harmful when certain factors occur or the host is
susceptible
common portals of exit
Respiratory
Gastrointestinal
Genitourinary tracts
Breaks in skin
Blood and tissue
direct contact transmission
requires close association between infected and susceptible host
-touching, kissing, or sexual intercourse
, indirect contact transmission
spreads to a host by a nonliving object (fomites)
-nurses scrubs
means of transmission for staphylococcus aureus
-contact (direct)
means of transmission of hep b
contacts (indirect)
means of transmission of HIV
contact (direct)
means of transmission for tb
airborne and vectors
means of transmission of borrelia burgdorferi
contacts (direct)
means of transmission of E coli
contact (ingestion)
means of transmission of salmonella
contact (ingestion)
incubation period
the period between exposure to an infection and the appearance of the first symptoms
prodromal stage
