01 Flashcards

1
Q

MCC of prosthetic valve endocarditis

A

staph epidermidis

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2
Q

2nd MCC of UTIS in sexually active women

A

staph saprophyticus

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3
Q

most common cause of neonatal pneumonia, sepsis, and meningitis

A

strep agalactiae

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4
Q

most common cause of subacute and native valve endocarditis

A

viridians strep (s. sanguis)

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5
Q

MCC of CAP

A

strep pneumoniae

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6
Q

MCC of acute otitis media, sinusitis, meningitis in adults/eldery

A

strep pneumoniae

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7
Q

MCC cause of meningitis among aged 2-18 years

A

neisseria meningitidis

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8
Q

MCC of urethritis

A

neisseria gonorrhoeae

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9
Q

MCC of PID

A

neisseria gonorrhoeae

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10
Q

MCC of epiglottitis

A

haemophilus influenzae

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11
Q

MCC of community acquired UTIs

A

escherichia coli

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12
Q

2nd MCC of neonatal meningitis (#1 in the philippines)

A

escherichia coli

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13
Q

MCC of bacillary dysentery with fever

A

shigella spp.

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14
Q

MCC of epidemic dysentery

A

shigella dysenteriae type 1

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15
Q

MCC of bacterial gastroenteritis

A

campylobacter jejuni

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16
Q

MCC of pneumonia in alcoholics

A

k. pneumoniae

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17
Q

MCC of wound infections in patients with burn injuries

A

pseudomonas aeruginosa

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18
Q

Most common type of atypical pneumonia

A

mycoplasma pneumoniae

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19
Q

MCC of conjunctivitis

A

adenovirus

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20
Q

MCC of infectious congenital abnormalities

A

CMV

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21
Q

MCC of HIV blindness

A

CMV (retinitis)

22
Q

MCC of myocarditis and pericarditis

A

coxsackie B

23
Q

MCC of aseptic meningitis

A

enterovirus (also caused by coxsackie)

24
Q

MCC of nonbacterial diarrhea in adults

A

norwalk virus (norovirus)

25
Q

MCC of childhood diarrhea

A

rotavirus

26
Q

most important cause of pneumonia and bronchiolitis in infants

A

respiratory syncitial virus

27
Q

most common aids-defining illness

A

PCP (pneumocystis jirovecii)

28
Q

prokaryote ribosome size

A

70s (50s + 30s)

29
Q

eukaryote ribosome size

A

80s (60s + 40s)

30
Q

cell wall containing peptidoglycan

A

prokaryote

31
Q

(G+ vs G-) multilayer peptidoglycan

A

G+

32
Q

(G+ vs G-) teichoic acids

A

G+

33
Q

(G+ vs G-) lipopolysaccharide

A

G-

34
Q

(G+ vs G-) periplasmic space

A

G-

35
Q

primary stain

A

crystal violet

36
Q

mordant

A

iodide

37
Q

decolorizing agent

A

acetone

38
Q

counterstain

A

safranin

39
Q

component of bacteria that can confer virulence

A

non-essential components ( exotoxins)

40
Q

all G+ bacteria have NO endotoxin EXCEPT

A

listeria monocytogenes

41
Q

all bacteria have cell walls composed of peptidoglycan EXCEPT

A

mycoplasma pneumoniae

42
Q

all bacterial capsules are compseod of polysaccharide EXCEPT

A

bacillus anthracis (protein)

43
Q

all exotoxins are heat-labile EXCEPT

A

staphylococcal enterotoxin

44
Q

DNA transferred from one bacterium to another

A

conjugation

45
Q

DNA transferred by a virus from one cell to another

A

transduction

46
Q

purified DNA taken up by a cell

A

transformation

47
Q

(NORMAL FLORA) this important organism is located where?

staph epidermidis

A

skin

48
Q

(NORMAL FLORA) this important organism is located where?

staph aureus

A

nose

49
Q

(NORMAL FLORA) this important organism is located where?

viridans streptococci

A

mouth

50
Q

(NORMAL FLORA) this important organism is located where?

streptococcus mutans

A

dental plaque

51
Q

(NORMAL FLORA) this important organism is located where?

bacteriodes, escherichia coli

A

colon

52
Q

(NORMAL FLORA) this important organism is located where?

lactobacillus, escherichia coli, GBS

A

vagina