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JPos MB Class Final
| Question | Answer |
|---|---|
| What is the normal flora of the vagina? | Lactobacilli. |
| What bacteria causes the most nosocomial infections? | E.coli. |
| What is the most common communicable disease in the US? | Gonorrhea. |
| What causes Syphillis? | Treponema pallidium. |
| What are the 4 stages of Syphillis? | Primary (chancre), Secondary (rash, hair loss, fever), Latent (no symptoms), Tertiary (lesions called Gummas). |
| What are the Syphillis tests? | VDRL (not really used now), RPR, and FTA. |
| What 3 things cause Vaginitis? | Candida albicans (fungi), Trichomonas vaginalis (protozoan flagellate), Gardnerella vaginalis (bacteria). |
| What bacteria gets into burns? | Pseudomonas aeruginosa, gram neg. rod, grape-like odor. |
| What are the enterics? | These are gram neg. rods: SSSEEKPY. Salmonella, Shigella, Serratia, E. coli, Enterobacter, Klebsiella, Proteus, Yersinia. |
| What is the difference between Rickettsia and Chlamydia? | Rickettsia is transmitted via insect. |
| What is special about Rickettsia? | It's gram neg., has DNA and RNA, and needs living cells for growth. |
| What is special about C. burnetti? | Coxiella burnetti, large and small varieties, usually stains gram neg. |
| What does R. burnetti cause? | Q fever, airborne, acts like a spore, but is not a spore. |
| What causes Lyme Disease? | Borrelia burgdorferi, a spirochete. Bacterial infection from the deer tick. |
| What is the greatest cause of blindness? | C. trachomatis (Trachoma) |
| What causes walking or atypical pneumonia? | M. pneumoniae. |
| What is Mycobacteria? | They are acid fast rods. |
| What 2 diseases does Neisseria cause? | N. gonorrhoeae and N. meningitidis. |
| What is special about bacteroides? | They are gram neg. rods and anaerobic. |
| What are 2 gram positive cocci? | Staph. sp. and Strept. sp. |
| What is gram negative cocci? | Neisseria sp. |
| What are 2 anaerobic wound infectors? | Bacteroids and Clostridium perfingenes (gas gangrene). |
| What is an infection? | Pathogen enters the GI and multiplies, delay in sickness while the pathogen multiplies. |
| What is an intoxication? | Ingestion of a toxin (usually Steph. aureus) with very sudden symptoms in a short time. |
| Where do we find Salmonellosis? | Poultry products, requires a large infective dose. |
| What causes Typhoid fever? | Salmonella typhi. 2 week incubation, becomes invasive. |
| What causes Cholera? | Vibrio cholerae. "Rice water" stools. From poor sanitation and water supplies. |
| What pathogen causes Gastro enteritis? | Vibrio parahaemolyticus. From seafood with shells, treat with tetracycline. |
| What are the 2 type of hepatitis? | A- infectious, B- serum. |
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