N125 vital signs smu | Exam Study
Guide+Questionswith 100% Correct Solutions
infection
invasion of the body by a pathogenic organism; results in disease
colonization
presence and growth of microorganisms within a host without tissue invasion or
damage
communicable disease
the infectious process transmitted from one person to another
symptomatic
clinical signs and symptoms are present
asymptomatic
clinical signs and symptoms are not present
chain of infection
infectious agent, reservoir, portal of exit, mode of transmission, portal of entry,
susceptible host
infectious agent or pathogen
fungi, bacteria, viruses or parasites
reservoir
where agents are found
animals
, humans
food and water sources
environment (lake, soil, woods)
portal of exit
where agents escape from
openings in skin
saliva and mucus
stool, urine, and blood
moisture and droplets
mode of transmission
how agents travel
superficial contact
sexual contact
aerosolized or droplet particulates
underprepared food
portal of entry
how agents enter the body
openings in skin
body cavity
mucous membrane (eyes mouth nose)
eating and drinking
susceptible host
Guide+Questionswith 100% Correct Solutions
infection
invasion of the body by a pathogenic organism; results in disease
colonization
presence and growth of microorganisms within a host without tissue invasion or
damage
communicable disease
the infectious process transmitted from one person to another
symptomatic
clinical signs and symptoms are present
asymptomatic
clinical signs and symptoms are not present
chain of infection
infectious agent, reservoir, portal of exit, mode of transmission, portal of entry,
susceptible host
infectious agent or pathogen
fungi, bacteria, viruses or parasites
reservoir
where agents are found
animals
, humans
food and water sources
environment (lake, soil, woods)
portal of exit
where agents escape from
openings in skin
saliva and mucus
stool, urine, and blood
moisture and droplets
mode of transmission
how agents travel
superficial contact
sexual contact
aerosolized or droplet particulates
underprepared food
portal of entry
how agents enter the body
openings in skin
body cavity
mucous membrane (eyes mouth nose)
eating and drinking
susceptible host