Infection Flashcards
What are 2 examples of parasitic or protozoal pathogens?
malaria
tapeworm
What are 4 examples of fungal pathogens?
yeast
pneumonia
sepsis
athletes foot
What type of pathogen is tuberculosis?
bacterial
What type of pathogen is pneumonia?
viral
What is virulence?
ability of an organism to rapidly produce disease
What is colonization?
doesn’t damage tissue
What is a disseminated infection?
spread throughout body extensively
Endemic?
specific group of people
Epidemic?
community
Pandemic?
globally or nationally
What is the 6 steps in chain of infection?
- pathogen
- susceptible host
- reservoir
- portal of exit
- mode of transmission
- portal of entry
What do B-lymphocytes produce?
antibodies
What do T-lymphocytes produce?
phagocytosis
What are 4 examples of emerging infection?
- influenza
- ebola
- MRDO
- COVID
What is MRSA?
methicillin-resistant staphylococcus aureaus
What is VRE?
vancomycin-resistant enterococcus
What are 3 examples of reemerging infection?
- TB
- Pertussis
- Measles
MRSA 4 manifestations?
swollen, painful red bumps (look like spider bites)
fever
warm to touch
pus or drainage
What 4 things can MRSA cause?
- impetigo
- pyoderma
- folliculitis
- cellulitis
MRSA care?
antibiotic therapy
drain abscesses
How is influenza transmitted?
droplets
What are the 5 steps of infectious process of influenza?
- virus incubates for 18-72 hours
- infects respiratory system
- replicates in infected cells
- spreads to neighboring cells
- inflammation
What does malaise mean?
feeling of discomfort
How long does influenza usually last?
7 days
What are 3 possible complications of influenza?
- pneumonia
- encephalitis
- reyes syndrome
