ACTINOMYCETES AND NON SPORING ANAEROBES QUIZ

The commonest bacterial cause of cervicofacial actinomycosis is

A. israelii

A. meyeri

A. naeslundii

A. viscosus

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli grow best under

microaerophilic conditions in presence of 5% CO2 and PH6

microaerophilic conditions in presence of 2% CO2 and PH4

microaerophilic conditions in presence of 3% CO2 and PH5

strict anaerobic conditions

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following genera is included in the family Bacteroi-daceae?

Leptotrichia

All of these

Fusobacterium

Bacteroides

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is acid-fast?

Corynebacterium

Nocardia

Streptomyces

Actinomyces

TRUE ANSWER : ?
YOUR ANSWER : ?

The current genus name of a saccharolytic group of Bacteroides is

Porphyromonas

Bacteroides

Prevotella

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Lactobacilli constitute the normal flora of

post-menopausal vagina

prepubertal vagina

none of these

adult vagina

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following bacteria is moderately saccharolytic?

B gingivalis

B levii

Bacteriodes fragilis

B melaninogenicus

TRUE ANSWER : ?
YOUR ANSWER : ?

The bacteria which is predominant flora of the human gut is

Actinomyces

Clostridium perfringens

Escherichia coli

Bacteroides

TRUE ANSWER : ?
YOUR ANSWER : ?

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

B merdae

B vulgatus

B fragilis

B ovatus

TRUE ANSWER : ?
YOUR ANSWER : ?

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

B levii

B gingivalis

B melaninogenicus

Bacteroides fragilis

TRUE ANSWER : ?
YOUR ANSWER : ?