10@10 BACT 2

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1 point

Selective inhibition of synthesis of dipicolinic acid would most likely inhibit the formation of

Bacterial flagella

Bacterial spores

Eukaryotic cilia

Eukaryotic flagella

1 point

The most common portal of entry for C. tetani, the cause of tetanus, is the

Skin

GIT

Respiratory tract

Genital tract

1 point

The sensitivity of LA (latex agglutination ) for H.influenza patient is

10%

50%

85%

95%

1 point

Culture of the menstrual fluid in the case cited would most likely
reveal a predominance of

S. aureus

S. epidermidis

C. perfringens

C. difficile

1 point

The treatment of choice for a patient with C. jejuni enterocolitis is

Erythromycin

Ciprofloxacin

Ampicillin

Pepto-Bismol

1 point

Type 1 pili is commonly associated with which of the following infections ?

E.coli

Neisseria

Moraxella

Legionella pneumophila

1 point

Mycoplasmas differ from chlamydiae in that they are

Susceptible to penicillin

Able to grow on artificial cell-free media

Able to cause urinary tract infection

Able to stain well with Gram’s stain

1 point

An isolate from a wound culture is a Gram-negative rod identified as Bacteroides fragilis. Anaerobic infection with B. fragilis is characterized by

A foul-smelling discharge

A black exudate in the wound

An exquisite susceptibility to penicillin

A heme-pigmented colony formation

1 point

M/c cause of catheter associated UTI is ?

Chlamydia

Ricketssia

Ureaplasma ureolyticum

E.coli

10.

1 point

M/C cause of traveler's diarrhea is ?

EAEC

EIEC

ETEC

EPEC

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