Aerobic Spore forming Gram+ bacilli Flashcards
1
Q
Bacillus anthracis
A
causes anthrax and zooniosis;
considered bioterrorism agent
2
Q
clinical forms of anthrax
A
Cutaneous
pulmonary
gastrointestinal
3
Q
Cutaneous Anthrax
A
most common form worldwide; eschars - necrotic skin lesions
4
Q
Pulmonary Anthrax
A
wool sorters disease which is spread by inhalation of spores from sheep wool
5
Q
Gastrointestinal Anthrax
A
rarest form; ingestion of spores
6
Q
S. anthracis Characteristics
A
nonhemolytic colonies filamentous projections "medusa head" colonies PEA neg catalase pos non motile
7
Q
Bacillus cereus
A
causes food poisoning and wounds.
opportunistic eye, bone and brain infections
8
Q
B. cereus colony morph.
A
large, flat beta hemolytic with irregular edges.
MOTILE
resistance to 10 mcg penicillin
