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Microbiology > Staphylococcus > Flashcards

Staphylococcus Flashcards

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Biology 101 flashcards
1
Q

STAPHYLOCOCCUS is __________

A

G + COCCI

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2
Q

Which 2 STAPHYLOCOCCUS are ANAEROBIC and CATALASE -ve?

A
  • S. aureus subspecies. ANAEROBIUS

- S. sacharolyticus

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3
Q

Coagulate production correlates with _______

A

-pathogenicity

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4
Q

Colonies of _______ and _______ produce DOUBLE HEMOLYSIS

A

S. Aureus

S. Intermedius

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5
Q

All STAPHYLOCOCCUS cause _______ infections

A

PYOGENIC

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6
Q

Colony characteristics

A
  • 4 mm
  • WHITE
  • opaque
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7
Q

Color of staphylococcus colony

A

WHITE

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8
Q

Color of S. Aureus is not white but _______

A

GOLDEN YELLOW

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9
Q

4 hemolysis are

A

Alpha
Beta
Gama
Delta

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10
Q

_______ hemolysis cause NARROW COMPLETE hemolysis

A

-ALPHA

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11
Q

_______ hemolysis cause WIDER zone of INCOMPLETE hemolysis

A

-BETA

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12
Q

_______ and _______ species produce both ALPHA and BETA hemolysins

A
  • S. Aureus

- S. Intermedius

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13
Q

_______ is non-hemolytic

A

S. hyicus

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14
Q

_______ test detects BOUND coagulase

A

SLIDE test

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15
Q

_______ test detects FREE coagulase

A

-TUBE

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16
Q

Most important pathogens are _______ and _______

A
  • S. Intermedius

- S. Aureus

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17
Q

How to differentiate S. Aureus from S. Intermedius by biochemical tests?

A
  • acetoin +

- maltose utilization +(purple—yellow)

18
Q

CCOO stand for

A
  • coagulase production
  • catalase production
  • oxidase production
  • of test
19
Q

OF test stands for

A

-oxidative fermentive test

20
Q

CCOO for staphylococcus

A

++-F

21
Q

CCOO for STREPTOCOCCUS

A

—F

22
Q

Are staphy and strepto resistant to BACITRACIN DISC?

A

Yes

23
Q

Slide test is positive for?

A

-S. Aureus

24
Q

2 markers for pathogenicity

A
  • coagulase

- protein A(prevents opsonisation)

25
Q

Selective blood agar used to inhibit growth of other g-ve and PROTEUS contains _______ and _______

A
  • NALIDIXIC acid

- COLISTIN

26
Q

Do STAPHYLOCCOCUS grow on mcCONKEY agar?

A

NO

27
Q

Etiology of BOVINE STAPHYLOCCOCAL MASTTIS

A

Aureus

28
Q

Tick pyemia etiology and vector?

A
  • aureus

- IXODES RICINUS

29
Q

IXODES RICINUS is also a vector for _______ rickettsial agent which causes _______ disease

A
  • Ehrlichia phagocytophilia

- TICKE BORNE FEVER

30
Q

Rx for tick pyemia?

A

OTC

Will also protect lamb against E. Phagocytophilia

31
Q

Exudative dermatitis is aka _______ and caused by _______

A
  • greasy pig disease

- HYICUS

32
Q

2 points about GREASY PIG disease?

A
  • <3 month age

- no itching

33
Q

BOTROMYCOSIS

  • e=_______
  • cs=_______
A
  • AUREUS

- PUS GRANULOMATOUS inflammation of MAMMARY tissues of sows and SPERMATIC CORD of HORSE after castration

34
Q

Coagulase helps conversion of _______ into _______

A

Fibrinogen

Fibrin

35
Q

What is benefit of fibrin for STAPHY?

A

-helps shield it from phagocytic cells

36
Q

_______ factor produced by S. aureus induces EXCESSIVE LYMPOKINE production

A

-TSST

37
Q

TSST stands for _______

A

-toxic shock syndrome toxins

38
Q

S. AUREUS cause _______ and _______ disease in chickens

A
  • BUMBLE FOOT

- OMPHALITIS

39
Q

S. Aureus cause _______ in HORSE

A

BOTROMYCOSIS

40
Q

BOTROMYCOSIS in horse is aka _______

A
  • scirhous cord
41
Q

S. Aureus cause _______ and _______ in sheep

A
  • tick pyemia
  • benign folliculitis

Both in lambs

42
Q

S. Aureus cause _______ in cattle except mastitis

A

Udder impetigo

Microbiology (5 decks)

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