Introduction Flashcards
Disease caused by infectious agent (bacteria, virus, protozoa, fungi)
that is transferred to a susceptible host
COMMUNICABLE DISEASE
Disease caused by ________ (bacteria, virus, protozoa, fungi)
that is transferred to a ________
- infectious agent
- susceptible host
Infectious agents
bacteria, virus, protozoa, fungi, parasites
who could be a susceptible host?
- weak resistance
- immunocompromised
who are the immunocompromised patients?
- pt with anemia
- leukemia
- HIV/AIDs
- pt who is taking corticosteroids
- pt who has bone marrow depression
what is corticosteroids?
immunosuppressant
entry of microorganism in the body
infection
infection will ____
proliferate
infection: ______ & _______ of microorganisms
growth and multiplication
easily infect others
contagious
contagious: it can easily be transmitted to _____
another person
example of contagious
TB, COVID19
could not easily infect others
infection
infectious needs ___
vector
example of infectious
dengue, malaria, typhoid fever
presence of infection in the body
sepsis
Asepsis is the ____ of infection in the body
absence
presence of infection in the blood
septicemia
clean technique
example: hand washing
medical asepsis
sterile technique
example: surgical hand washing
surgical asepsis
what is transient flora?
temporary microorganisms in the body
not ______ in _____ of the body
permanent
habitats
stays for weeks or hours
transient flora
what is resident flora?
permanent microorganisms in the body
flora in the vagina
doderlein bacillus
flora in stomach
heliconacter pylori
flora in the intestines
E.coli or Escherichia coli
saan nag lilead ang pag increase ng helicobacter pylori if kumain ka ng raw food or contaminated foods?
Gastritis which can also lead to peptic ulcers
any microorganisms that could cause infection
pathogen
ability of the microorganisms to cause infection to grow and multiply
pathogenecity
strength of the microorganisms
virulence/ vigor
what is nosocomial infection
hospi acquired infection
who are the people usually could get nosocomial infection?
pt who has catheter, ngt tube, tpn
contamination referred to something that is rendered ____ or ____
unclean or unsterile
somebody who carries microorganisms but does not manifest s/sx
carrier
direct and close association with an infected person
contact
pt shows s/sx
case
differentiate disinfection and sterilization
disinfection: process of destroying microorganisms but not their SPORES
sterilization: process of destroying and killing microorganisms including their SPORES
example of sterilization
autoclaving
a spore forming bacteria
clostridium tetani
differentiate bacteriostatic and bactericidal
bacteriostatic: halt/prevent the growth and multiplication of the bacteria
bactericidal: killing the bacteria
example of opportunistic
pneumocyctis carinii
enumerate the stages of infection (in order)
incubation period
prodromal stage
illness/ febrile/ active/ infective stage
convalescent/ recovery stage
Extends from entry of microorganisms to the appearance
of s/sx
incubation period
Extends from_____ of microorganisms to the______
entry
appearance
of s/sx
microorganism is growing and multiplying
incubation period
Patient is asymptomatic
incubation period
Appearance of nonspecific s/sx to appearance of specific
s/sx
prodromal period
Appearance of_______ s/sx to appearance of_____
s/sx
nonspecific
specific
appearance of specific s/sx
illness/active/infective/febrile stage
pathognomonic signs or cardinal signs become more evident
infective/febrile/active/illness stage
returns to pre normal state
convalescent/recovery stage