ACTINOMYCETES AND NON SPORING ANAEROBES QUIZ

The bacteria which is predominant flora of the human gut is

Bacteroides

Actinomyces

Clostridium perfringens

Escherichia coli

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonest species of Bacteroides in fragilis group, which causes human infection, is

B vulgatus

B merdae

B ovatus

B fragilis

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli constitute the normal flora of

adult vagina

post-menopausal vagina

prepubertal vagina

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli grow best under

strict anaerobic conditions

microaerophilic conditions in presence of 3% CO2 and PH5

microaerophilic conditions in presence of 5% CO2 and PH6

microaerophilic conditions in presence of 2% CO2 and PH4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is moderately saccharolytic?

B melaninogenicus

Bacteriodes fragilis

B levii

B gingivalis

TRUE ANSWER : ?
YOUR ANSWER : ?

Colonies resembling molar teeth are produced by

Nocardia brasiliensis

N. asteroids

Actinomyces israelii

Actinomadura madurae

TRUE ANSWER : ?
YOUR ANSWER : ?

The current genus name of a saccharolytic group of Bacteroides is

Prevotella

Bacteroides

Porphyromonas

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacterial colonies fluoresce brick-red in UV light?

Bacteroides fragilis

B levii

B melaninogenicus

B gingivalis

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is gram-negative cocci?

Peptococcus

Peptostreptococcus

Sporosarcina

Veillonella

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonest bacterial cause of cervicofacial actinomycosis is

A. meyeri

A. naeslundii

A. israelii

A. viscosus

TRUE ANSWER : ?
YOUR ANSWER : ?