jud recalls

Question 1

primary component of cell wall

Answer 1

peptidoglycan

Question 2

component of gram (+)

Answer 2

thick peptidoglycan + teichoic acid

Question 3

component of gram (-)

Answer 3

thin peptidoglycan + lipopolysaccharides

Question 4

organism without cell wall

Answer 4

Mycoplasma

penicillin resistant

Question 5

organism that lost their cell wall

Answer 5

L-forms

Question 6

organisms that has spores

Answer 6

Bacillus - aerobic
Clostridium - anaerobic

Question 7

component of spores

Answer 7

calcium dipicolinate acid

Question 8

cytoplasmic granules found in Corynebacterium

Answer 8

Volutin

metachromatic /Babes-Ernst granules

Question 9

cytoplasmic granules found in Mycobacterium spp.

Answer 9

Much’s granules

Question 10

bacterial growth phase that is the most metabolically active

(+) most antibiotic susceptible

Answer 10

log phase

exponential phase

Question 12

incubation for capnophiles

Answer 12

candle jar

Question 13

O2 requirements of obligate aerobes

Answer 13

21% O2

atmospheric

Question 14

requirements of obligate anaerobes

Answer 14

CO2, nitrogen, hydrogen

Question 15

requirements of capnophiles

Answer 15

5-10% CO2

Question 16

organisms that require 10-20℃

Answer 16

psychrophilic

Question 17

organisms that require 30-37℃

Answer 17

mesophilic

Question 18

organisms that require 50-65℃

Answer 18

thermophilic

Question 19

temperature of microbio incubator

Answer 19

35℃

Question 20

organisms that grow at 35 and 42℃

Answer 20

P. aeruginosa and Campylobacter

Question 21

most organism’s pH level

Answer 21

pH 7.0-7.5

Question 22

organisms that are salt-loving

pH 8.0-10.0

Answer 22

Halophilic

Vibrio spp. exc. V. cholerae and V. mimicus

Question 23

non-living transporter of pathogens

Answer 23

vehicle

fomites

Question 24

living transporter of pathogens

Answer 24

vector

mosquito, cockroaches, fly, and etc.

Question 26

hemolysin found in *S. pyogenes* that is **O2-stable**, non-immunogenic, and produces surface hemolysis

Answer 26

Streptolysin S

Question 27

hemolysin found in *S. pyogenes* that is **O2-labile**, immunogenic, and produces sub-surface hemolysis

Answer 27

Streptolysin O

Question 28

toxin produced by gram (+) | convertible to toxoids

Answer 28

exotoxin

Question 29

toxin produced by gram (-) exc. *P. aeruginosa*

Answer 29

endotoxin

Question 30

most potent toxin

Answer 30

Botulism toxin

Question 31

preservative for urine culture

Answer 31

boric acid

Question 32

preservative for stool culture

Answer 32

polyvinyl alcohol

Question 33

best time to culture blood

Answer 33

30-45mins before fever spike | 2-3 sets within 24hrs

Question 34

colony count that indicates bacteriuria

Answer 34

greater than 10^5 or 100,000 CFU/mL

Question 35

indication that sputum specimen is acceptable

Answer 35

↓squamous EC and ↑WBC

Question 36

microscope part that controls light intensity

Answer 36

rheostat

Question 37

organisms that are pleomorphic

Answer 37

*Mycoplasma* - no cell wall *Corynebacterium* - chinese letters

Question 38

diplococci organisms

Answer 38

*S. pneumoniae* *Neisseria*

Question 39

gram-variable organism

Answer 39

*G. vaginalis*

Question 40

preferred method for AFB in tissue

Answer 40

Kinyoun method | cold method

Question 41

special stain for flagella

Answer 41

Leifson stain

Question 42

special stain for Yersinia

Answer 42

Wayson stain

Question 43

special stain for spores

Answer 43

Schaeffer-Fulton stain