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Flashcards in Micro Systems Deck (33)
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1

What is the MOA of shiga toxin?

cleaves 28S of 60S ribosome

2

Which has a flagella, Salmonella or Shigella?

Salmonella

3

Which drug cause Pseudoappendicitis?

Yersinia enterocolitica

4

Which toxin of ETEC used cAMP?

Labile

5

Which toxin of ETEC used cGMP?

Stable

6

What is the timeline of Klebsiella vs. Bacteroides for causing pneumonia?

Klebsiella = hours/days

Bacteroides = one week

7

What two drugs are given empirically for meningitis?

Ceftriaxone and Vancomycin

8

What drug is used for Listeria meningitis?

Ampicillin

9

What two bugs cause osteomyelitis in IV drug users?

Pseudomonas Serratia

10

What is the 3rd most common bug to cause a UTI?

Klebsiella pneumoniae

11

What drug can cause 'swarming' on agar?

Proteus

12

Would a positive nitrite be indicative of gram-negative or gram-positive causing a UTI?

gram-negative

13

What type of vaginal infection are clue cells indicative of?

Bacterial vaginosis

14

What is the pH of BV?

> 4.5

15

What is the pH of Trich?

> 4.5

16

What is the pH of vaginal candidiasis?

4-4.5

17

What is the triad of toxoplasmosis manifesting in a newborn?

Hydrocephalus

Chorioretinitis

intracranial calcifications

18

What are the three manifestations of Rubella in the mother?

Rash

arthritis

lymphadenopathy

19

What is the triad of infantile Rubella?

PDA

Cataracts

deafness

20

What neonatal disease is caused by HHV-6?

Roseola

21

What is the first manifestation of roseola in a child?

high fever

22

What happens after the high fever during a roseola infection?

rash over body

23

Which rash causing disease can produce a febrile seizure?

Roseola

24

How does the rash of measles spread?

starts at head and moves down

25

What are the three C's of measles?

Cough

Coryza

Cojuctivitis

26

What happens first during measles, three C's or rash?

three C's

27

Where does the rash begin for rubella? Moves where?

head

moves down

28

What separates measles from rubella regarding the rash?

Rubella = posterior auricular lymphadenopathy

29

What causes Lymphogranuloma Venerum?

C. trachomatis L1-L3

30

Does Lymphogranuloma Venerum produce painful or painless genital ulcers?

painless