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Flashcards in Final Exam Bench notes Deck (48)
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1

Stools Bench:
what enteric pathogens are oxidase positive on SBAP

Aeromonas
Plesiomonas
Vibrio

2

Stools Bench:
what is SMAC plate used for and how does this organism look macroscopically?

E.coli O157
clear colorless colonies

3

Stools Bench:
what pathogens grow on MAC plate?
how do they look?

salmonella
shigella
plesiomonas
aeromonas
Yersinia
(clear colorless)

4

Stools Bench:
what Pathogens grow on XLD and how do they look?

Shigella- red
Salmonellla-red with black center

5

Stools Bench:
what Media is used to isolate Campy?

CVA

6

Stools Bench:
What media is used to isolate and culture Vibrio? How does Vibrio look macroscopically on this media?

TCBS/vibro

7

Stools Bench:
Why do we incubate the MAC plate for 3 days?

Yersinia

8

P/0 Bench:
what are the stains used at this bench and what are they used for?

-Trichrome stain
-iodine
-modified acid fast-isospora/cyclospora

9

P/0 Bench:
what pathogen is ID from corneal scrapings or contact lenses?

acanthomebia

-blinking on agar

10

P/0 Bench:
what 2 organisms are ID from a KIt test?

Crypto/Giardia

11

Wounds:
- pleomorphic gram + rod
- pinpoint colonies

cory

12

Wounds:
Pathogen of vulva
Gram + cocci

Group A strep
(Strep. Pyogenes)

13

meningitis in teens to mid twenties

Neisseria menigitidis

14

causes meningitis in young kids

Haemophilus influenzae

15

causes meningitis in old people

Strep pneumo

16

causes meningitis in neonates

Group B Strep

17

what are the Two Drug associated with the D test used for Pseudo?

Clindamycin and erythromycin

18

Anaerobes:
what is/ are the gram neg anaerobes?
**which is the only negative diplococci

Veillonella parvula***
paraphyromonas spp.
prevotella melaninogenica
bacteriodes fragilis
fusobacterium spp.

19

Anaerobes:
what anaerobe is bile Esculine +
Resistant to Penicillin, Kenamycin, Vanco and Colliston?

Bacteriodes fragilis

20

Anaerobes:
what organism is black pigmented on Lacked Blood agar?

prevetella melaninogenica

21

Anaerobes:
what gram neg cannot metabolize carbs?

Paraphyromonas spp.

22

what common pathogens are Oxidase Positive?

Ps. aeruginosa
Aeromonas spp.
Vibrio

23

Stools Bench:
How does E.coli look on TSI?

yellow slant/ yellow butt ,gas+

24

Stools Bench:
How does Shigella sonnei look on TSI?

red/yellow no gas

25

how does Salmonella enterica look on TSI?

red/yellow gas + black butt

26

how does PSeudo look on TSI?

red/red

27

Mycology:
what organisms is TBO stain used for?

-encapsulated organisms:
specifically Pneumocystis, Cryptococcus spp., Candida spp. ,Blasto

28

Mycology:
what characteristic sets Cryptococcus neoformans apart from other Crypto?

- pos bird seed agar test

29

Mycology:
what organisms are urease pos?

H. Pylori and Cryptococcus spp.

30

Mycology:
what candida spp. assilates trehalose?

candida glabrata?