What is the genus and species name of plague
What is the gram reaction of plague
What is the cell shape of plague
Does plague bacteria produce spores
Can plague reproduce in macrophages
What is unusual about the staining properties of plague bacteria
bipolar staining gives a safety pin appearance
What is the virulence factor of plague bacteria in humans
reproduce in macrophage
forms capsule intracellulary at 37degrees
According to theories, when and how did plague reach the americas
in 1900s plague reached San Francisco via infected rats carried by ships
What is the biological vector for Plague and what is the affect of Plague on the vector
flea, causes their blood to clot
Does the biological vector always die as a carrier of plague bacteria?
At what temperature can plague bacteria form coagulase
Can plague bacteria be transmitted person to person through contaminated air droplets
Why is plague known as the black death (what form of human plague does this disease name refer to?
known as black death because it can cause hemorrhaging and subcutaneously cause purple-blue patches
Can plague be found in the wildlife population of Texas
What animals in the US serve as a reservoir for plague bacteria
wild mice, rabbits, moles, skunk, prairie dogs, rats, rarely but sometimes cats
Do all animals die from plague infection
Where is the four corners of the USA
new mexico, arizona, utah and colorado
What is the theory as to how plague reached the North America
rats carried by ships
What are the 3 forms of human plague
Which form of plague is most deadly
What is a buboe and which form of plague causes buboes
Buboes is a swollen lymph node and found in Bubonic Plague
What are the clinical symptoms of Bubonic Plague
fever, chills, headache, then form buboes
What are the clinical symptoms of Septicemic Plague
hemorrhaging causing purple-blue patches, can be gangrenous
What are the clinical symptoms of Pneumonic Plague
Severe form of pneumonia with rusty sputum
Is plague contagious person-to-person? If so, what form of human plague is contagious?
How prevalent is Plague in the US? Worldwide?
US- 5-15 cases/year
Worldwide- 1700 cases/year
Which form of plague would most likely be used in bioterrorism
Is there a vaccine for plague and is it effective?
Yes but not very effective.
What is the treatment for plague?
Streptomycin injected and cipro/tetracycline orally
Is there immunity after recovery from plague infection
there is some immunity but not permanent. It is not well understood and reinfection is possible