Bacte 3 Dx Tests

Question 1

cat. test

Answer 1

+gas bubbles

+ staph
-strep

Question 2

coag test

Answer 2

1. slide (screen) - bound coag
2. test tube (confirm) - free coag

+ staph aureus

Question 3

mannitol ferm test

Answer 3

+yellow

-red

Question 4

novobiocin test

Answer 4

ID of s. saprophy

Question 5

mod. oxi test

Answer 5

+ blue (micrococcus luteus)

- no color change

Question 6

prosthetic heart valve

Answer 6

s. epidermidis

Question 7

novobiocin Sensi

Answer 7

s. epidermidis

Question 8

novobio resis

Answer 8

s. saprophyticus

Question 9

ID of s. pyogenes +any zone of inhib

Answer 9

bacitracin suscep.

Question 10

ID of s. pyogenes, enterococcus

Answer 10

PYR

Question 11

s. agalactiae + on what

Answer 11

CAMP TEST - arrow head Beta hemo

Question 12

Na hippurate and ninhydrin +purple -colorless,pink

Answer 12

+s.agalac

-spyogenes

Question 13

ID of strep pneumonia

Answer 13

optochin >14mm+(s.pneumonia)

-s.mitis

Question 14

bile solub test +(lyzed col) and -(intact col)

Answer 14

+s.pneumo

-viridans strep/e,faecalis

Question 15

ID of pedio and leuco

Answer 15

vanco resistant

Question 16

LAP + AND -

Answer 16

+RED e.faecalis&pediococcus

-YELLOW/NO CHANGE leuco

Question 17

descrp. streptococcus 5

Answer 17

g+ cocci in chain, pairs, 
cat neg, 
pinpoint, 
fac anaer
capno 5-10% SBAP

Question 18

M protein, erythrogenic toxin - scarlet fever, AGN

Answer 18

strep pyog

Question 19

Lab ID of s.pyogenes
gram
cat
bacit
sxt
pyr

Answer 19

gram + cocci in chain
cat -
bacit S
sxt R
pyr +

Question 20

neonatal menigitis

Answer 20

group B strep (s. agalac)

Question 21

HiHy +

Answer 21

grp B

Question 22

g + diplococci, lancet shape, alpha hemo, bile soluble

Answer 22

s.pneumoniae

Question 23

strep-like org

Answer 23

pediococcus/leuconostoc

Question 24

nutri. variant strep. rep. b6, staph streak test +

Answer 24

abiotrophia

Question 25

3 gram neg cocci

Answer 25

Neiss, Veilo(anaer), Morax

Question 26

coffee/kidney shaped in PMN | 4 desc

Answer 26

``` neiss.gonor oxi + gluc fermenters cap + bap - ```

Question 27

``` 4 desc of morax catarrhalis ox Nitrate dnase G ```

Answer 27

ox + NO3-NO2 dnase + g - diplococci

Question 28

acid fast bacilli (mycolic acid)

Answer 28

mycobacteriaq

Question 29

hockey puck colony

Answer 29

morax

Question 30

koch bacillus - -

Answer 30

mycobacterium tuberculosis - obligate aero - req CO2