Gram positive rods Flashcards
Mycoplasma: what does it not have?,
- no cell wall : filamentous or round
-no sterols
What causes “walking pneumonia”?
Mycoplasmatales Pneumoniae
Clostridium produce?
endospores
what causes tetanus
Clostridium Tetani
Virulence factor of Tetanus, how to prevent it?
produces a neurotoxin called tetanospasmin
inhibits muscle relaxation pathway
Vaccine: DTAP
What does clostridium tetani produce?
endospores–> spores enter through cuts
What does DTAP protect us from
Diptheria, pertussis, tetanus
what causes Anthrax : how it is transmitted
-Bacillus anthracis
Diseases of cattle that can be transmitted to humans
-inhalation of spores , skin abrasions
what does cutaneous anthrax cause
forms pustules at site of infection (black eschar)
how is Pulmonary anthrax transmitted (woolsorters disease)
-very deadly
-inhalation of spores from contaminated sources
Mycobacteria : why are they acid -fast
cells contain a waxy lipid called mycolic acids
what causes tb?
mycobacterium tuberculosis
what are the two gram positive rods that produce endospores?
clostridium and bacillus
what gram positive bacteria is obligate anerobic?
clostridium
this bacteria is aerobic and causes anthrax
bacillus
